Home / 144,013,001.58-215,932,024.75-56,469,640.09

Finding the Fourth Proportional to 144,013,001.58, 215,932,024.75 and 56,469,640.09

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Solution

The fourth proportional to 144,013,001.58, 215,932,024.75 and 56,469,640.09 is: 84,670,158.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,013,001.58 : 215,932,024.75 = 56,469,640.09 : x
  2. Step 2: Convert to fraction form
    144,013,001.58/215,932,024.75 = 56,469,640.09/x
  3. Step 3: Cross multiply
    144,013,001.58x = 215,932,024.75 × 56,469,640.09
  4. Step 4: Simplify right side
    144,013,001.58x = 12,193,603,721,537,472
  5. Step 5: Solve for x
    x = 12,193,603,721,537,472/144,013,001.58
  6. Step 6: Final answer
    x = 84,670,158.86

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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.