Home / 118,781,695.33-163,925,164.09-66,587,496.91

Finding the Fourth Proportional to 118,781,695.33, 163,925,164.09 and 66,587,496.91

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Solution

The fourth proportional to 118,781,695.33, 163,925,164.09 and 66,587,496.91 is: 91,894,347.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,781,695.33 : 163,925,164.09 = 66,587,496.91 : x
  2. Step 2: Convert to fraction form
    118,781,695.33/163,925,164.09 = 66,587,496.91/x
  3. Step 3: Cross multiply
    118,781,695.33x = 163,925,164.09 × 66,587,496.91
  4. Step 4: Simplify right side
    118,781,695.33x = 10,915,366,356,737,836
  5. Step 5: Solve for x
    x = 10,915,366,356,737,836/118,781,695.33
  6. Step 6: Final answer
    x = 91,894,347.24

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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.