Home / 144,126,045.92-216,144,356.36-51,997,807.46

Finding the Fourth Proportional to 144,126,045.92, 216,144,356.36 and 51,997,807.46

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Solution

The fourth proportional to 144,126,045.92, 216,144,356.36 and 51,997,807.46 is: 77,980,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,126,045.92 : 216,144,356.36 = 51,997,807.46 : x
  2. Step 2: Convert to fraction form
    144,126,045.92/216,144,356.36 = 51,997,807.46/x
  3. Step 3: Cross multiply
    144,126,045.92x = 216,144,356.36 × 51,997,807.46
  4. Step 4: Simplify right side
    144,126,045.92x = 11,239,032,625,572,908
  5. Step 5: Solve for x
    x = 11,239,032,625,572,908/144,126,045.92
  6. Step 6: Final answer
    x = 77,980,579.80

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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.