Home / 118,870,195.84-163,971,370.24-74,747,363.20

Finding the Fourth Proportional to 118,870,195.84, 163,971,370.24 and 74,747,363.20

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Solution

The fourth proportional to 118,870,195.84, 163,971,370.24 and 74,747,363.20 is: 103,107,658.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,870,195.84 : 163,971,370.24 = 74,747,363.20 : x
  2. Step 2: Convert to fraction form
    118,870,195.84/163,971,370.24 = 74,747,363.20/x
  3. Step 3: Cross multiply
    118,870,195.84x = 163,971,370.24 × 74,747,363.20
  4. Step 4: Simplify right side
    118,870,195.84x = 12,256,427,565,730,952
  5. Step 5: Solve for x
    x = 12,256,427,565,730,952/118,870,195.84
  6. Step 6: Final answer
    x = 103,107,658.56

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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.