Home / 1,046,389,987.55-1,569,584,981.33-523,372,327.40

Finding the Fourth Proportional to 1,046,389,987.55, 1,569,584,981.33 and 523,372,327.40

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Solution

The fourth proportional to 1,046,389,987.55, 1,569,584,981.33 and 523,372,327.40 is: 785,058,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,389,987.55 : 1,569,584,981.33 = 523,372,327.40 : x
  2. Step 2: Convert to fraction form
    1,046,389,987.55/1,569,584,981.33 = 523,372,327.40/x
  3. Step 3: Cross multiply
    1,046,389,987.55x = 1,569,584,981.33 × 523,372,327.40
  4. Step 4: Simplify right side
    1,046,389,987.55x = 821,477,344,730,767,616
  5. Step 5: Solve for x
    x = 821,477,344,730,767,616/1,046,389,987.55
  6. Step 6: Final answer
    x = 785,058,491.10

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Half scale
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Double scale
Find fourth proportional to 1,046,389,988.55, 1,569,584,982.83 and 523,372,328.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.