Home / 105,979,384.52-158,854,827.98-51,276,390.92

Finding the Fourth Proportional to 105,979,384.52, 158,854,827.98 and 51,276,390.92

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Solution

The fourth proportional to 105,979,384.52, 158,854,827.98 and 51,276,390.92 is: 76,859,308.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,979,384.52 : 158,854,827.98 = 51,276,390.92 : x
  2. Step 2: Convert to fraction form
    105,979,384.52/158,854,827.98 = 51,276,390.92/x
  3. Step 3: Cross multiply
    105,979,384.52x = 158,854,827.98 × 51,276,390.92
  4. Step 4: Simplify right side
    105,979,384.52x = 8,145,502,259,031,834
  5. Step 5: Solve for x
    x = 8,145,502,259,031,834/105,979,384.52
  6. Step 6: Final answer
    x = 76,859,308.97

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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.