Home / 1,158,273,900.72-1,598,406,627.29-629,606,432.25

Finding the Fourth Proportional to 1,158,273,900.72, 1,598,406,627.29 and 629,606,432.25

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Solution

The fourth proportional to 1,158,273,900.72, 1,598,406,627.29 and 629,606,432.25 is: 868,850,703.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,273,900.72 : 1,598,406,627.29 = 629,606,432.25 : x
  2. Step 2: Convert to fraction form
    1,158,273,900.72/1,598,406,627.29 = 629,606,432.25/x
  3. Step 3: Cross multiply
    1,158,273,900.72x = 1,598,406,627.29 × 629,606,432.25
  4. Step 4: Simplify right side
    1,158,273,900.72x = 1,006,367,093,889,664,384
  5. Step 5: Solve for x
    x = 1,006,367,093,889,664,384/1,158,273,900.72
  6. Step 6: Final answer
    x = 868,850,703.85

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Why These Related Problems?

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