Home / 127,182,699.83-175,550,186.46-74,273,679.42

Finding the Fourth Proportional to 127,182,699.83, 175,550,186.46 and 74,273,679.42

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Solution

The fourth proportional to 127,182,699.83, 175,550,186.46 and 74,273,679.42 is: 102,519,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,182,699.83 : 175,550,186.46 = 74,273,679.42 : x
  2. Step 2: Convert to fraction form
    127,182,699.83/175,550,186.46 = 74,273,679.42/x
  3. Step 3: Cross multiply
    127,182,699.83x = 175,550,186.46 × 74,273,679.42
  4. Step 4: Simplify right side
    127,182,699.83x = 13,038,758,271,251,266
  5. Step 5: Solve for x
    x = 13,038,758,271,251,266/127,182,699.83
  6. Step 6: Final answer
    x = 102,519,904.74

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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.