Home / 81,008,024.12-111,791,355.56-43,838,295.11

Finding the Fourth Proportional to 81,008,024.12, 111,791,355.56 and 43,838,295.11

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Solution

The fourth proportional to 81,008,024.12, 111,791,355.56 and 43,838,295.11 is: 60,497,000.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,008,024.12 : 111,791,355.56 = 43,838,295.11 : x
  2. Step 2: Convert to fraction form
    81,008,024.12/111,791,355.56 = 43,838,295.11/x
  3. Step 3: Cross multiply
    81,008,024.12x = 111,791,355.56 × 43,838,295.11
  4. Step 4: Simplify right side
    81,008,024.12x = 4,900,742,435,008,071
  5. Step 5: Solve for x
    x = 4,900,742,435,008,071/81,008,024.12
  6. Step 6: Final answer
    x = 60,497,000.00

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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.