Home / 576,352,941.20-864,529,411.80-145,531,437.20

Finding the Fourth Proportional to 576,352,941.20, 864,529,411.80 and 145,531,437.20

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Solution

The fourth proportional to 576,352,941.20, 864,529,411.80 and 145,531,437.20 is: 218,297,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,352,941.20 : 864,529,411.80 = 145,531,437.20 : x
  2. Step 2: Convert to fraction form
    576,352,941.20/864,529,411.80 = 145,531,437.20/x
  3. Step 3: Cross multiply
    576,352,941.20x = 864,529,411.80 × 145,531,437.20
  4. Step 4: Simplify right side
    576,352,941.20x = 125,816,207,800,924,624
  5. Step 5: Solve for x
    x = 125,816,207,800,924,624/576,352,941.20
  6. Step 6: Final answer
    x = 218,297,155.80

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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.