Home / 121,864,416.04-182,790,186.08-39,972,507.22

Finding the Fourth Proportional to 121,864,416.04, 182,790,186.08 and 39,972,507.22

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Solution

The fourth proportional to 121,864,416.04, 182,790,186.08 and 39,972,507.22 is: 59,956,649.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,864,416.04 : 182,790,186.08 = 39,972,507.22 : x
  2. Step 2: Convert to fraction form
    121,864,416.04/182,790,186.08 = 39,972,507.22/x
  3. Step 3: Cross multiply
    121,864,416.04x = 182,790,186.08 × 39,972,507.22
  4. Step 4: Simplify right side
    121,864,416.04x = 7,306,582,032,827,944
  5. Step 5: Solve for x
    x = 7,306,582,032,827,944/121,864,416.04
  6. Step 6: Final answer
    x = 59,956,649.12

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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.