Home / 145,155,962.40-217,482,001.20-94,011,655.20

Finding the Fourth Proportional to 145,155,962.40, 217,482,001.20 and 94,011,655.20

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Solution

The fourth proportional to 145,155,962.40, 217,482,001.20 and 94,011,655.20 is: 140,854,309.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,155,962.40 : 217,482,001.20 = 94,011,655.20 : x
  2. Step 2: Convert to fraction form
    145,155,962.40/217,482,001.20 = 94,011,655.20/x
  3. Step 3: Cross multiply
    145,155,962.40x = 217,482,001.20 × 94,011,655.20
  4. Step 4: Simplify right side
    145,155,962.40x = 20,445,842,909,020,384
  5. Step 5: Solve for x
    x = 20,445,842,909,020,384/145,155,962.40
  6. Step 6: Final answer
    x = 140,854,309.88

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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.