Home / 119,432,427.72-179,177,071.50-38,653,395.72

Finding the Fourth Proportional to 119,432,427.72, 179,177,071.50 and 38,653,395.72

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Solution

The fourth proportional to 119,432,427.72, 179,177,071.50 and 38,653,395.72 is: 57,989,294.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,432,427.72 : 179,177,071.50 = 38,653,395.72 : x
  2. Step 2: Convert to fraction form
    119,432,427.72/179,177,071.50 = 38,653,395.72/x
  3. Step 3: Cross multiply
    119,432,427.72x = 179,177,071.50 × 38,653,395.72
  4. Step 4: Simplify right side
    119,432,427.72x = 6,925,802,248,640,234
  5. Step 5: Solve for x
    x = 6,925,802,248,640,234/119,432,427.72
  6. Step 6: Final answer
    x = 57,989,294.71

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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.