Home / 136,204,548.60-187,966,264.86-74,328,875.40

Finding the Fourth Proportional to 136,204,548.60, 187,966,264.86 and 74,328,875.40

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Solution

The fourth proportional to 136,204,548.60, 187,966,264.86 and 74,328,875.40 is: 102,576,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,204,548.60 : 187,966,264.86 = 74,328,875.40 : x
  2. Step 2: Convert to fraction form
    136,204,548.60/187,966,264.86 = 74,328,875.40/x
  3. Step 3: Cross multiply
    136,204,548.60x = 187,966,264.86 × 74,328,875.40
  4. Step 4: Simplify right side
    136,204,548.60x = 13,971,321,080,182,340
  5. Step 5: Solve for x
    x = 13,971,321,080,182,340/136,204,548.60
  6. Step 6: Final answer
    x = 102,576,024.25

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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.