Home / 898,157,024.60-1,347,235,536.90-509,829,805.40

Finding the Fourth Proportional to 898,157,024.60, 1,347,235,536.90 and 509,829,805.40

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Solution

The fourth proportional to 898,157,024.60, 1,347,235,536.90 and 509,829,805.40 is: 764,744,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,157,024.60 : 1,347,235,536.90 = 509,829,805.40 : x
  2. Step 2: Convert to fraction form
    898,157,024.60/1,347,235,536.90 = 509,829,805.40/x
  3. Step 3: Cross multiply
    898,157,024.60x = 1,347,235,536.90 × 509,829,805.40
  4. Step 4: Simplify right side
    898,157,024.60x = 686,860,831,605,691,520
  5. Step 5: Solve for x
    x = 686,860,831,605,691,520/898,157,024.60
  6. Step 6: Final answer
    x = 764,744,708.10

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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.