Home / 107,549,320.32-161,284,454.60-38,443,476.02

Finding the Fourth Proportional to 107,549,320.32, 161,284,454.60 and 38,443,476.02

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Solution

The fourth proportional to 107,549,320.32, 161,284,454.60 and 38,443,476.02 is: 57,651,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,549,320.32 : 161,284,454.60 = 38,443,476.02 : x
  2. Step 2: Convert to fraction form
    107,549,320.32/161,284,454.60 = 38,443,476.02/x
  3. Step 3: Cross multiply
    107,549,320.32x = 161,284,454.60 × 38,443,476.02
  4. Step 4: Simplify right side
    107,549,320.32x = 6,200,335,061,815,239
  5. Step 5: Solve for x
    x = 6,200,335,061,815,239/107,549,320.32
  6. Step 6: Final answer
    x = 57,651,085.51

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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.