Home / 124,564,149.52-171,895,194.57-68,808,369.97

Finding the Fourth Proportional to 124,564,149.52, 171,895,194.57 and 68,808,369.97

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Solution

The fourth proportional to 124,564,149.52, 171,895,194.57 and 68,808,369.97 is: 94,953,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564,149.52 : 171,895,194.57 = 68,808,369.97 : x
  2. Step 2: Convert to fraction form
    124,564,149.52/171,895,194.57 = 68,808,369.97/x
  3. Step 3: Cross multiply
    124,564,149.52x = 171,895,194.57 × 68,808,369.97
  4. Step 4: Simplify right side
    124,564,149.52x = 11,827,828,144,037,694
  5. Step 5: Solve for x
    x = 11,827,828,144,037,694/124,564,149.52
  6. Step 6: Final answer
    x = 94,953,710.11

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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.