Home / 307,103,763.60-460,655,645.40-99,841,773.60

Finding the Fourth Proportional to 307,103,763.60, 460,655,645.40 and 99,841,773.60

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Solution

The fourth proportional to 307,103,763.60, 460,655,645.40 and 99,841,773.60 is: 149,762,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,103,763.60 : 460,655,645.40 = 99,841,773.60 : x
  2. Step 2: Convert to fraction form
    307,103,763.60/460,655,645.40 = 99,841,773.60/x
  3. Step 3: Cross multiply
    307,103,763.60x = 460,655,645.40 × 99,841,773.60
  4. Step 4: Simplify right side
    307,103,763.60x = 45,992,676,655,588,680
  5. Step 5: Solve for x
    x = 45,992,676,655,588,680/307,103,763.60
  6. Step 6: Final answer
    x = 149,762,660.40

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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.