Home / 144,228,309.76-216,558,584.19-124,857,285.31

Finding the Fourth Proportional to 144,228,309.76, 216,558,584.19 and 124,857,285.31

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Solution

The fourth proportional to 144,228,309.76, 216,558,584.19 and 124,857,285.31 is: 187,473,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,228,309.76 : 216,558,584.19 = 124,857,285.31 : x
  2. Step 2: Convert to fraction form
    144,228,309.76/216,558,584.19 = 124,857,285.31/x
  3. Step 3: Cross multiply
    144,228,309.76x = 216,558,584.19 × 124,857,285.31
  4. Step 4: Simplify right side
    144,228,309.76x = 27,038,916,931,999,088
  5. Step 5: Solve for x
    x = 27,038,916,931,999,088/144,228,309.76
  6. Step 6: Final answer
    x = 187,473,020.92

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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.