Home / 2,123,641,134.14-3,185,471,777.21-649,778,592.29

Finding the Fourth Proportional to 2,123,641,134.14, 3,185,471,777.21 and 649,778,592.29

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Solution

The fourth proportional to 2,123,641,134.14, 3,185,471,777.21 and 649,778,592.29 is: 974,670,971.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,641,134.14 : 3,185,471,777.21 = 649,778,592.29 : x
  2. Step 2: Convert to fraction form
    2,123,641,134.14/3,185,471,777.21 = 649,778,592.29/x
  3. Step 3: Cross multiply
    2,123,641,134.14x = 3,185,471,777.21 × 649,778,592.29
  4. Step 4: Simplify right side
    2,123,641,134.14x = 2,069,851,367,175,038,208
  5. Step 5: Solve for x
    x = 2,069,851,367,175,038,208/2,123,641,134.14
  6. Step 6: Final answer
    x = 974,670,971.43

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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.