Home / 1,118,674,325.76-1,543,777,167.36-649,055,273.28

Finding the Fourth Proportional to 1,118,674,325.76, 1,543,777,167.36 and 649,055,273.28

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Solution

The fourth proportional to 1,118,674,325.76, 1,543,777,167.36 and 649,055,273.28 is: 895,700,105.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,674,325.76 : 1,543,777,167.36 = 649,055,273.28 : x
  2. Step 2: Convert to fraction form
    1,118,674,325.76/1,543,777,167.36 = 649,055,273.28/x
  3. Step 3: Cross multiply
    1,118,674,325.76x = 1,543,777,167.36 × 649,055,273.28
  4. Step 4: Simplify right side
    1,118,674,325.76x = 1,001,996,711,244,268,928
  5. Step 5: Solve for x
    x = 1,001,996,711,244,268,928/1,118,674,325.76
  6. Step 6: Final answer
    x = 895,700,105.18

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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.