Home / 119,481,545.70-164,878,136.35-65,834,541.97

Finding the Fourth Proportional to 119,481,545.70, 164,878,136.35 and 65,834,541.97

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Solution

The fourth proportional to 119,481,545.70, 164,878,136.35 and 65,834,541.97 is: 90,848,143.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,481,545.70 : 164,878,136.35 = 65,834,541.97 : x
  2. Step 2: Convert to fraction form
    119,481,545.70/164,878,136.35 = 65,834,541.97/x
  3. Step 3: Cross multiply
    119,481,545.70x = 164,878,136.35 × 65,834,541.97
  4. Step 4: Simplify right side
    119,481,545.70x = 10,854,676,586,892,676
  5. Step 5: Solve for x
    x = 10,854,676,586,892,676/119,481,545.70
  6. Step 6: Final answer
    x = 90,848,143.31

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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.