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Finding the Fourth Proportional to 322,894,000.45, 484,417,978.12 and 104,544,407.40

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Solution

The fourth proportional to 322,894,000.45, 484,417,978.12 and 104,544,407.40 is: 156,841,534.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,894,000.45 : 484,417,978.12 = 104,544,407.40 : x
  2. Step 2: Convert to fraction form
    322,894,000.45/484,417,978.12 = 104,544,407.40/x
  3. Step 3: Cross multiply
    322,894,000.45x = 484,417,978.12 × 104,544,407.40
  4. Step 4: Simplify right side
    322,894,000.45x = 50,643,190,454,187,096
  5. Step 5: Solve for x
    x = 50,643,190,454,187,096/322,894,000.45
  6. Step 6: Final answer
    x = 156,841,534.32

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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.