Home / 134,534,387.03-185,657,447-72,654,719.63

Finding the Fourth Proportional to 134,534,387.03, 185,657,447 and 72,654,719.63

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Solution

The fourth proportional to 134,534,387.03, 185,657,447 and 72,654,719.63 is: 100,263,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,534,387.03 : 185,657,447 = 72,654,719.63 : x
  2. Step 2: Convert to fraction form
    134,534,387.03/185,657,447 = 72,654,719.63/x
  3. Step 3: Cross multiply
    134,534,387.03x = 185,657,447 × 72,654,719.63
  4. Step 4: Simplify right side
    134,534,387.03x = 13,488,889,759,006,584
  5. Step 5: Solve for x
    x = 13,488,889,759,006,584/134,534,387.03
  6. Step 6: Final answer
    x = 100,263,509.25

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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.