Home / 1,921,244,225.06-2,881,930,132.03-660,695,974.35

Finding the Fourth Proportional to 1,921,244,225.06, 2,881,930,132.03 and 660,695,974.35

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Solution

The fourth proportional to 1,921,244,225.06, 2,881,930,132.03 and 660,695,974.35 is: 991,065,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,244,225.06 : 2,881,930,132.03 = 660,695,974.35 : x
  2. Step 2: Convert to fraction form
    1,921,244,225.06/2,881,930,132.03 = 660,695,974.35/x
  3. Step 3: Cross multiply
    1,921,244,225.06x = 2,881,930,132.03 × 660,695,974.35
  4. Step 4: Simplify right side
    1,921,244,225.06x = 1,904,079,636,589,837,568
  5. Step 5: Solve for x
    x = 1,904,079,636,589,837,568/1,921,244,225.06
  6. Step 6: Final answer
    x = 991,065,899.77

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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.