Home / 121,230,342.90-181,845,514.35-34,971,563.70

Finding the Fourth Proportional to 121,230,342.90, 181,845,514.35 and 34,971,563.70

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Solution

The fourth proportional to 121,230,342.90, 181,845,514.35 and 34,971,563.70 is: 52,457,345.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,230,342.90 : 181,845,514.35 = 34,971,563.70 : x
  2. Step 2: Convert to fraction form
    121,230,342.90/181,845,514.35 = 34,971,563.70/x
  3. Step 3: Cross multiply
    121,230,342.90x = 181,845,514.35 × 34,971,563.70
  4. Step 4: Simplify right side
    121,230,342.90x = 6,359,421,988,650,289
  5. Step 5: Solve for x
    x = 6,359,421,988,650,289/121,230,342.90
  6. Step 6: Final answer
    x = 52,457,345.55

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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.