Home / 82,714,892.90-124,077,004.95-25,209,040.10

Finding the Fourth Proportional to 82,714,892.90, 124,077,004.95 and 25,209,040.10

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Solution

The fourth proportional to 82,714,892.90, 124,077,004.95 and 25,209,040.10 is: 37,814,982.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,714,892.90 : 124,077,004.95 = 25,209,040.10 : x
  2. Step 2: Convert to fraction form
    82,714,892.90/124,077,004.95 = 25,209,040.10/x
  3. Step 3: Cross multiply
    82,714,892.90x = 124,077,004.95 × 25,209,040.10
  4. Step 4: Simplify right side
    82,714,892.90x = 3,127,862,193,272,449
  5. Step 5: Solve for x
    x = 3,127,862,193,272,449/82,714,892.90
  6. Step 6: Final answer
    x = 37,814,982.09

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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.