Home / 127,625,374.80-191,485,301.40-51,003,392.40

Finding the Fourth Proportional to 127,625,374.80, 191,485,301.40 and 51,003,392.40

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Solution

The fourth proportional to 127,625,374.80, 191,485,301.40 and 51,003,392.40 is: 76,523,966.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,625,374.80 : 191,485,301.40 = 51,003,392.40 : x
  2. Step 2: Convert to fraction form
    127,625,374.80/191,485,301.40 = 51,003,392.40/x
  3. Step 3: Cross multiply
    127,625,374.80x = 191,485,301.40 × 51,003,392.40
  4. Step 4: Simplify right side
    127,625,374.80x = 9,766,399,966,136,470
  5. Step 5: Solve for x
    x = 9,766,399,966,136,470/127,625,374.80
  6. Step 6: Final answer
    x = 76,523,966.97

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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.