Home / 119,727,318.96-165,192,432.32-70,141,036.55

Finding the Fourth Proportional to 119,727,318.96, 165,192,432.32 and 70,141,036.55

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Solution

The fourth proportional to 119,727,318.96, 165,192,432.32 and 70,141,036.55 is: 96,776,312.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,727,318.96 : 165,192,432.32 = 70,141,036.55 : x
  2. Step 2: Convert to fraction form
    119,727,318.96/165,192,432.32 = 70,141,036.55/x
  3. Step 3: Cross multiply
    119,727,318.96x = 165,192,432.32 × 70,141,036.55
  4. Step 4: Simplify right side
    119,727,318.96x = 11,586,768,432,489,912
  5. Step 5: Solve for x
    x = 11,586,768,432,489,912/119,727,318.96
  6. Step 6: Final answer
    x = 96,776,312.48

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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.