Home / 224,619,122.13-309,990,428.74-124,145,397.89

Finding the Fourth Proportional to 224,619,122.13, 309,990,428.74 and 124,145,397.89

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Solution

The fourth proportional to 224,619,122.13, 309,990,428.74 and 124,145,397.89 is: 171,329,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,619,122.13 : 309,990,428.74 = 124,145,397.89 : x
  2. Step 2: Convert to fraction form
    224,619,122.13/309,990,428.74 = 124,145,397.89/x
  3. Step 3: Cross multiply
    224,619,122.13x = 309,990,428.74 × 124,145,397.89
  4. Step 4: Simplify right side
    224,619,122.13x = 38,483,885,117,086,312
  5. Step 5: Solve for x
    x = 38,483,885,117,086,312/224,619,122.13
  6. Step 6: Final answer
    x = 171,329,514.39

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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.