Home / 542,062,684.32-748,051,228.80-294,544,037.76

Finding the Fourth Proportional to 542,062,684.32, 748,051,228.80 and 294,544,037.76

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Solution

The fourth proportional to 542,062,684.32, 748,051,228.80 and 294,544,037.76 is: 406,473,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,062,684.32 : 748,051,228.80 = 294,544,037.76 : x
  2. Step 2: Convert to fraction form
    542,062,684.32/748,051,228.80 = 294,544,037.76/x
  3. Step 3: Cross multiply
    542,062,684.32x = 748,051,228.80 × 294,544,037.76
  4. Step 4: Simplify right side
    542,062,684.32x = 220,334,029,382,081,568
  5. Step 5: Solve for x
    x = 220,334,029,382,081,568/542,062,684.32
  6. Step 6: Final answer
    x = 406,473,339.26

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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.