Home / 124,423,231.20-186,541,534.80-63,882,405.60

Finding the Fourth Proportional to 124,423,231.20, 186,541,534.80 and 63,882,405.60

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Solution

The fourth proportional to 124,423,231.20, 186,541,534.80 and 63,882,405.60 is: 95,775,699.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,423,231.20 : 186,541,534.80 = 63,882,405.60 : x
  2. Step 2: Convert to fraction form
    124,423,231.20/186,541,534.80 = 63,882,405.60/x
  3. Step 3: Cross multiply
    124,423,231.20x = 186,541,534.80 × 63,882,405.60
  4. Step 4: Simplify right side
    124,423,231.20x = 11,916,721,987,340,116
  5. Step 5: Solve for x
    x = 11,916,721,987,340,116/124,423,231.20
  6. Step 6: Final answer
    x = 95,775,699.38

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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.