Home / 1,149,255,321.51-1,723,883,005.12-275,856,689.91

Finding the Fourth Proportional to 1,149,255,321.51, 1,723,883,005.12 and 275,856,689.91

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Solution

The fourth proportional to 1,149,255,321.51, 1,723,883,005.12 and 275,856,689.91 is: 413,785,040.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,255,321.51 : 1,723,883,005.12 = 275,856,689.91 : x
  2. Step 2: Convert to fraction form
    1,149,255,321.51/1,723,883,005.12 = 275,856,689.91/x
  3. Step 3: Cross multiply
    1,149,255,321.51x = 1,723,883,005.12 × 275,856,689.91
  4. Step 4: Simplify right side
    1,149,255,321.51x = 475,544,659,584,506,816
  5. Step 5: Solve for x
    x = 475,544,659,584,506,816/1,149,255,321.51
  6. Step 6: Final answer
    x = 413,785,040.35

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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.