Home / 119,727,350.87-165,192,476.35-70,141,068.40

Finding the Fourth Proportional to 119,727,350.87, 165,192,476.35 and 70,141,068.40

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Solution

The fourth proportional to 119,727,350.87, 165,192,476.35 and 70,141,068.40 is: 96,776,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,727,350.87 : 165,192,476.35 = 70,141,068.40 : x
  2. Step 2: Convert to fraction form
    119,727,350.87/165,192,476.35 = 70,141,068.40/x
  3. Step 3: Cross multiply
    119,727,350.87x = 165,192,476.35 × 70,141,068.40
  4. Step 4: Simplify right side
    119,727,350.87x = 11,586,776,782,480,028
  5. Step 5: Solve for x
    x = 11,586,776,782,480,028/119,727,350.87
  6. Step 6: Final answer
    x = 96,776,356.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.