Home / 1,761,569,303.77-2,428,708,976.85-1,442,855,426.34

Finding the Fourth Proportional to 1,761,569,303.77, 2,428,708,976.85 and 1,442,855,426.34

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Solution

The fourth proportional to 1,761,569,303.77, 2,428,708,976.85 and 1,442,855,426.34 is: 1,989,292,115.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,569,303.77 : 2,428,708,976.85 = 1,442,855,426.34 : x
  2. Step 2: Convert to fraction form
    1,761,569,303.77/2,428,708,976.85 = 1,442,855,426.34/x
  3. Step 3: Cross multiply
    1,761,569,303.77x = 2,428,708,976.85 × 1,442,855,426.34
  4. Step 4: Simplify right side
    1,761,569,303.77x = 3,504,275,926,248,691,712
  5. Step 5: Solve for x
    x = 3,504,275,926,248,691,712/1,761,569,303.77
  6. Step 6: Final answer
    x = 1,989,292,115.13

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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.