Home / 100,504,495.00-138,712,657.42-83,732,637.42

Finding the Fourth Proportional to 100,504,495.00, 138,712,657.42 and 83,732,637.42

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Solution

The fourth proportional to 100,504,495.00, 138,712,657.42 and 83,732,637.42 is: 115,564,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,504,495.00 : 138,712,657.42 = 83,732,637.42 : x
  2. Step 2: Convert to fraction form
    100,504,495.00/138,712,657.42 = 83,732,637.42/x
  3. Step 3: Cross multiply
    100,504,495.00x = 138,712,657.42 × 83,732,637.42
  4. Step 4: Simplify right side
    100,504,495.00x = 11,614,776,648,545,172
  5. Step 5: Solve for x
    x = 11,614,776,648,545,172/100,504,495.00
  6. Step 6: Final answer
    x = 115,564,748.11

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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.