Home / 180,577,170.78-249,211,864.65-102,274,653.84

Finding the Fourth Proportional to 180,577,170.78, 249,211,864.65 and 102,274,653.84

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Solution

The fourth proportional to 180,577,170.78, 249,211,864.65 and 102,274,653.84 is: 141,147,726.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,577,170.78 : 249,211,864.65 = 102,274,653.84 : x
  2. Step 2: Convert to fraction form
    180,577,170.78/249,211,864.65 = 102,274,653.84/x
  3. Step 3: Cross multiply
    180,577,170.78x = 249,211,864.65 × 102,274,653.84
  4. Step 4: Simplify right side
    180,577,170.78x = 25,488,057,189,899,684
  5. Step 5: Solve for x
    x = 25,488,057,189,899,684/180,577,170.78
  6. Step 6: Final answer
    x = 141,147,726.92

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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.