Home / 717,450,716.10-1,076,176,074.15-656,228,712.90

Finding the Fourth Proportional to 717,450,716.10, 1,076,176,074.15 and 656,228,712.90

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Solution

The fourth proportional to 717,450,716.10, 1,076,176,074.15 and 656,228,712.90 is: 984,343,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,450,716.10 : 1,076,176,074.15 = 656,228,712.90 : x
  2. Step 2: Convert to fraction form
    717,450,716.10/1,076,176,074.15 = 656,228,712.90/x
  3. Step 3: Cross multiply
    717,450,716.10x = 1,076,176,074.15 × 656,228,712.90
  4. Step 4: Simplify right side
    717,450,716.10x = 706,217,639,993,229,440
  5. Step 5: Solve for x
    x = 706,217,639,993,229,440/717,450,716.10
  6. Step 6: Final answer
    x = 984,343,069.35

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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.