Home / 319,884,549.59-479,771,956.19-101,486,212.22

Finding the Fourth Proportional to 319,884,549.59, 479,771,956.19 and 101,486,212.22

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Solution

The fourth proportional to 319,884,549.59, 479,771,956.19 and 101,486,212.22 is: 152,211,910.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,884,549.59 : 479,771,956.19 = 101,486,212.22 : x
  2. Step 2: Convert to fraction form
    319,884,549.59/479,771,956.19 = 101,486,212.22/x
  3. Step 3: Cross multiply
    319,884,549.59x = 479,771,956.19 × 101,486,212.22
  4. Step 4: Simplify right side
    319,884,549.59x = 48,690,238,564,556,024
  5. Step 5: Solve for x
    x = 48,690,238,564,556,024/319,884,549.59
  6. Step 6: Final answer
    x = 152,211,910.91

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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.