Home / 807,671,458.47-1,114,586,614.84-436,393,489.85

Finding the Fourth Proportional to 807,671,458.47, 1,114,586,614.84 and 436,393,489.85

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Solution

The fourth proportional to 807,671,458.47, 1,114,586,614.84 and 436,393,489.85 is: 602,223,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,671,458.47 : 1,114,586,614.84 = 436,393,489.85 : x
  2. Step 2: Convert to fraction form
    807,671,458.47/1,114,586,614.84 = 436,393,489.85/x
  3. Step 3: Cross multiply
    807,671,458.47x = 1,114,586,614.84 × 436,393,489.85
  4. Step 4: Simplify right side
    807,671,458.47x = 486,398,342,588,481,536
  5. Step 5: Solve for x
    x = 486,398,342,588,481,536/807,671,458.47
  6. Step 6: Final answer
    x = 602,223,017.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.