Home / 1,046,390,082.55-1,569,585,123.83-523,372,422.40

Finding the Fourth Proportional to 1,046,390,082.55, 1,569,585,123.83 and 523,372,422.40

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Solution

The fourth proportional to 1,046,390,082.55, 1,569,585,123.83 and 523,372,422.40 is: 785,058,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,390,082.55 : 1,569,585,123.83 = 523,372,422.40 : x
  2. Step 2: Convert to fraction form
    1,046,390,082.55/1,569,585,123.83 = 523,372,422.40/x
  3. Step 3: Cross multiply
    1,046,390,082.55x = 1,569,585,123.83 × 523,372,422.40
  4. Step 4: Simplify right side
    1,046,390,082.55x = 821,477,568,421,911,040
  5. Step 5: Solve for x
    x = 821,477,568,421,911,040/1,046,390,082.55
  6. Step 6: Final answer
    x = 785,058,633.60

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Double scale
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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.