Home / 708,589,332.40-1,062,883,998.60-450,946,735.60

Finding the Fourth Proportional to 708,589,332.40, 1,062,883,998.60 and 450,946,735.60

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Solution

The fourth proportional to 708,589,332.40, 1,062,883,998.60 and 450,946,735.60 is: 676,420,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,332.40 : 1,062,883,998.60 = 450,946,735.60 : x
  2. Step 2: Convert to fraction form
    708,589,332.40/1,062,883,998.60 = 450,946,735.60/x
  3. Step 3: Cross multiply
    708,589,332.40x = 1,062,883,998.60 × 450,946,735.60
  4. Step 4: Simplify right side
    708,589,332.40x = 479,304,069,490,145,024
  5. Step 5: Solve for x
    x = 479,304,069,490,145,024/708,589,332.40
  6. Step 6: Final answer
    x = 676,420,103.40

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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.