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Finding the Fourth Proportional to 898,655,593.80, 1,347,983,390.70 and 588,719,202.60

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Solution

The fourth proportional to 898,655,593.80, 1,347,983,390.70 and 588,719,202.60 is: 883,078,803.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,655,593.80 : 1,347,983,390.70 = 588,719,202.60 : x
  2. Step 2: Convert to fraction form
    898,655,593.80/1,347,983,390.70 = 588,719,202.60/x
  3. Step 3: Cross multiply
    898,655,593.80x = 1,347,983,390.70 × 588,719,202.60
  4. Step 4: Simplify right side
    898,655,593.80x = 793,583,706,890,948,352
  5. Step 5: Solve for x
    x = 793,583,706,890,948,352/898,655,593.80
  6. Step 6: Final answer
    x = 883,078,803.90

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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.