Home / 124,650,886.92-187,827,163.62-102,429,567.24

Finding the Fourth Proportional to 124,650,886.92, 187,827,163.62 and 102,429,567.24

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Solution

The fourth proportional to 124,650,886.92, 187,827,163.62 and 102,429,567.24 is: 154,343,507.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,650,886.92 : 187,827,163.62 = 102,429,567.24 : x
  2. Step 2: Convert to fraction form
    124,650,886.92/187,827,163.62 = 102,429,567.24/x
  3. Step 3: Cross multiply
    124,650,886.92x = 187,827,163.62 × 102,429,567.24
  4. Step 4: Simplify right side
    124,650,886.92x = 19,239,055,085,513,272
  5. Step 5: Solve for x
    x = 19,239,055,085,513,272/124,650,886.92
  6. Step 6: Final answer
    x = 154,343,507.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.