Home / 215,609,547.20-323,414,320.80-62,260,606.40

Finding the Fourth Proportional to 215,609,547.20, 323,414,320.80 and 62,260,606.40

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Solution

The fourth proportional to 215,609,547.20, 323,414,320.80 and 62,260,606.40 is: 93,390,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,609,547.20 : 323,414,320.80 = 62,260,606.40 : x
  2. Step 2: Convert to fraction form
    215,609,547.20/323,414,320.80 = 62,260,606.40/x
  3. Step 3: Cross multiply
    215,609,547.20x = 323,414,320.80 × 62,260,606.40
  4. Step 4: Simplify right side
    215,609,547.20x = 20,135,971,731,452,132
  5. Step 5: Solve for x
    x = 20,135,971,731,452,132/215,609,547.20
  6. Step 6: Final answer
    x = 93,390,909.60

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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.