Home / 719,355,023.20-1,077,092,449.50-469,741,946.68

Finding the Fourth Proportional to 719,355,023.20, 1,077,092,449.50 and 469,741,946.68

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Solution

The fourth proportional to 719,355,023.20, 1,077,092,449.50 and 469,741,946.68 is: 703,346,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,355,023.20 : 1,077,092,449.50 = 469,741,946.68 : x
  2. Step 2: Convert to fraction form
    719,355,023.20/1,077,092,449.50 = 469,741,946.68/x
  3. Step 3: Cross multiply
    719,355,023.20x = 1,077,092,449.50 × 469,741,946.68
  4. Step 4: Simplify right side
    719,355,023.20x = 505,955,503,982,459,584
  5. Step 5: Solve for x
    x = 505,955,503,982,459,584/719,355,023.20
  6. Step 6: Final answer
    x = 703,346,035.91

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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.