Home / 80,850,831.10-121,276,246.65-23,344,978.30

Finding the Fourth Proportional to 80,850,831.10, 121,276,246.65 and 23,344,978.30

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Solution

The fourth proportional to 80,850,831.10, 121,276,246.65 and 23,344,978.30 is: 35,017,467.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,850,831.10 : 121,276,246.65 = 23,344,978.30 : x
  2. Step 2: Convert to fraction form
    80,850,831.10/121,276,246.65 = 23,344,978.30/x
  3. Step 3: Cross multiply
    80,850,831.10x = 121,276,246.65 × 23,344,978.30
  4. Step 4: Simplify right side
    80,850,831.10x = 2,831,191,346,349,698
  5. Step 5: Solve for x
    x = 2,831,191,346,349,698/80,850,831.10
  6. Step 6: Final answer
    x = 35,017,467.45

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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.