Home / 483,855,987.60-725,783,981.40-433,971,392.40

Finding the Fourth Proportional to 483,855,987.60, 725,783,981.40 and 433,971,392.40

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Solution

The fourth proportional to 483,855,987.60, 725,783,981.40 and 433,971,392.40 is: 650,957,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,855,987.60 : 725,783,981.40 = 433,971,392.40 : x
  2. Step 2: Convert to fraction form
    483,855,987.60/725,783,981.40 = 433,971,392.40/x
  3. Step 3: Cross multiply
    483,855,987.60x = 725,783,981.40 × 433,971,392.40
  4. Step 4: Simplify right side
    483,855,987.60x = 314,969,484,989,773,696
  5. Step 5: Solve for x
    x = 314,969,484,989,773,696/483,855,987.60
  6. Step 6: Final answer
    x = 650,957,088.60

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Half scale
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Double scale
Find fourth proportional to 483,855,988.60, 725,783,982.90 and 433,971,393.40
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.