Home / 145,155,998.40-217,482,055.20-94,011,691.20

Finding the Fourth Proportional to 145,155,998.40, 217,482,055.20 and 94,011,691.20

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Solution

The fourth proportional to 145,155,998.40, 217,482,055.20 and 94,011,691.20 is: 140,854,363.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,155,998.40 : 217,482,055.20 = 94,011,691.20 : x
  2. Step 2: Convert to fraction form
    145,155,998.40/217,482,055.20 = 94,011,691.20/x
  3. Step 3: Cross multiply
    145,155,998.40x = 217,482,055.20 × 94,011,691.20
  4. Step 4: Simplify right side
    145,155,998.40x = 20,445,855,815,003,752
  5. Step 5: Solve for x
    x = 20,445,855,815,003,752/145,155,998.40
  6. Step 6: Final answer
    x = 140,854,363.86

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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.