Home / 77,251,931.40-115,893,449.10-22,664,411.40

Finding the Fourth Proportional to 77,251,931.40, 115,893,449.10 and 22,664,411.40

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Solution

The fourth proportional to 77,251,931.40, 115,893,449.10 and 22,664,411.40 is: 34,001,179.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,251,931.40 : 115,893,449.10 = 22,664,411.40 : x
  2. Step 2: Convert to fraction form
    77,251,931.40/115,893,449.10 = 22,664,411.40/x
  3. Step 3: Cross multiply
    77,251,931.40x = 115,893,449.10 × 22,664,411.40
  4. Step 4: Simplify right side
    77,251,931.40x = 2,626,656,808,967,359.50
  5. Step 5: Solve for x
    x = 2,626,656,808,967,359.50/77,251,931.40
  6. Step 6: Final answer
    x = 34,001,179.79

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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.