Home / 124,640,676.51-186,960,764.04-117,055,899.42

Finding the Fourth Proportional to 124,640,676.51, 186,960,764.04 and 117,055,899.42

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Solution

The fourth proportional to 124,640,676.51, 186,960,764.04 and 117,055,899.42 is: 175,583,613.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,640,676.51 : 186,960,764.04 = 117,055,899.42 : x
  2. Step 2: Convert to fraction form
    124,640,676.51/186,960,764.04 = 117,055,899.42/x
  3. Step 3: Cross multiply
    124,640,676.51x = 186,960,764.04 × 117,055,899.42
  4. Step 4: Simplify right side
    124,640,676.51x = 21,884,860,390,952,592
  5. Step 5: Solve for x
    x = 21,884,860,390,952,592/124,640,676.51
  6. Step 6: Final answer
    x = 175,583,613.66

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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.