Home / 124,992,090.40-187,338,836.40-64,376,615.20

Finding the Fourth Proportional to 124,992,090.40, 187,338,836.40 and 64,376,615.20

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Solution

The fourth proportional to 124,992,090.40, 187,338,836.40 and 64,376,615.20 is: 96,488,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,992,090.40 : 187,338,836.40 = 64,376,615.20 : x
  2. Step 2: Convert to fraction form
    124,992,090.40/187,338,836.40 = 64,376,615.20/x
  3. Step 3: Cross multiply
    124,992,090.40x = 187,338,836.40 × 64,376,615.20
  4. Step 4: Simplify right side
    124,992,090.40x = 12,060,240,182,938,554
  5. Step 5: Solve for x
    x = 12,060,240,182,938,554/124,992,090.40
  6. Step 6: Final answer
    x = 96,488,026.92

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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.