Home / 708,588,748.80-1,062,883,123.20-450,095,846.40

Finding the Fourth Proportional to 708,588,748.80, 1,062,883,123.20 and 450,095,846.40

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Solution

The fourth proportional to 708,588,748.80, 1,062,883,123.20 and 450,095,846.40 is: 675,143,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,748.80 : 1,062,883,123.20 = 450,095,846.40 : x
  2. Step 2: Convert to fraction form
    708,588,748.80/1,062,883,123.20 = 450,095,846.40/x
  3. Step 3: Cross multiply
    708,588,748.80x = 1,062,883,123.20 × 450,095,846.40
  4. Step 4: Simplify right side
    708,588,748.80x = 478,399,278,960,979,456
  5. Step 5: Solve for x
    x = 478,399,278,960,979,456/708,588,748.80
  6. Step 6: Final answer
    x = 675,143,769.60

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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.