Home / 898,157,083.60-1,347,235,625.40-509,829,864.40

Finding the Fourth Proportional to 898,157,083.60, 1,347,235,625.40 and 509,829,864.40

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Solution

The fourth proportional to 898,157,083.60, 1,347,235,625.40 and 509,829,864.40 is: 764,744,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,157,083.60 : 1,347,235,625.40 = 509,829,864.40 : x
  2. Step 2: Convert to fraction form
    898,157,083.60/1,347,235,625.40 = 509,829,864.40/x
  3. Step 3: Cross multiply
    898,157,083.60x = 1,347,235,625.40 × 509,829,864.40
  4. Step 4: Simplify right side
    898,157,083.60x = 686,860,956,212,531,200
  5. Step 5: Solve for x
    x = 686,860,956,212,531,200/898,157,083.60
  6. Step 6: Final answer
    x = 764,744,796.60

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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.