Home / 3,748,345,655.50-5,621,386,491.92-1,127,454,011.74

Finding the Fourth Proportional to 3,748,345,655.50, 5,621,386,491.92 and 1,127,454,011.74

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Solution

The fourth proportional to 3,748,345,655.50, 5,621,386,491.92 and 1,127,454,011.74 is: 1,690,840,529.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,345,655.50 : 5,621,386,491.92 = 1,127,454,011.74 : x
  2. Step 2: Convert to fraction form
    3,748,345,655.50/5,621,386,491.92 = 1,127,454,011.74/x
  3. Step 3: Cross multiply
    3,748,345,655.50x = 5,621,386,491.92 × 1,127,454,011.74
  4. Step 4: Simplify right side
    3,748,345,655.50x = 6,337,854,751,856,248,832
  5. Step 5: Solve for x
    x = 6,337,854,751,856,248,832/3,748,345,655.50
  6. Step 6: Final answer
    x = 1,690,840,529.22

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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.