Home / 918,352,694.20-1,377,529,041.30-373,485,263.80

Finding the Fourth Proportional to 918,352,694.20, 1,377,529,041.30 and 373,485,263.80

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Solution

The fourth proportional to 918,352,694.20, 1,377,529,041.30 and 373,485,263.80 is: 560,227,895.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,352,694.20 : 1,377,529,041.30 = 373,485,263.80 : x
  2. Step 2: Convert to fraction form
    918,352,694.20/1,377,529,041.30 = 373,485,263.80/x
  3. Step 3: Cross multiply
    918,352,694.20x = 1,377,529,041.30 × 373,485,263.80
  4. Step 4: Simplify right side
    918,352,694.20x = 514,486,797,382,091,584
  5. Step 5: Solve for x
    x = 514,486,797,382,091,584/918,352,694.20
  6. Step 6: Final answer
    x = 560,227,895.70

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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.