Home / 236,779,642.24-326,737,726.72-143,947,265.92

Finding the Fourth Proportional to 236,779,642.24, 326,737,726.72 and 143,947,265.92

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Solution

The fourth proportional to 236,779,642.24, 326,737,726.72 and 143,947,265.92 is: 198,636,174.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,779,642.24 : 326,737,726.72 = 143,947,265.92 : x
  2. Step 2: Convert to fraction form
    236,779,642.24/326,737,726.72 = 143,947,265.92/x
  3. Step 3: Cross multiply
    236,779,642.24x = 326,737,726.72 × 143,947,265.92
  4. Step 4: Simplify right side
    236,779,642.24x = 47,033,002,434,260,128
  5. Step 5: Solve for x
    x = 47,033,002,434,260,128/236,779,642.24
  6. Step 6: Final answer
    x = 198,636,174.92

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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.