Home / 872,302,502.40-1,308,453,753.60-527,928,734.40

Finding the Fourth Proportional to 872,302,502.40, 1,308,453,753.60 and 527,928,734.40

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Solution

The fourth proportional to 872,302,502.40, 1,308,453,753.60 and 527,928,734.40 is: 791,893,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,302,502.40 : 1,308,453,753.60 = 527,928,734.40 : x
  2. Step 2: Convert to fraction form
    872,302,502.40/1,308,453,753.60 = 527,928,734.40/x
  3. Step 3: Cross multiply
    872,302,502.40x = 1,308,453,753.60 × 527,928,734.40
  4. Step 4: Simplify right side
    872,302,502.40x = 690,770,334,158,977,408
  5. Step 5: Solve for x
    x = 690,770,334,158,977,408/872,302,502.40
  6. Step 6: Final answer
    x = 791,893,101.60

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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.