Home / 186,719,377.85-257,695,336.45-106,270,929.48

Finding the Fourth Proportional to 186,719,377.85, 257,695,336.45 and 106,270,929.48

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Solution

The fourth proportional to 186,719,377.85, 257,695,336.45 and 106,270,929.48 is: 146,666,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,719,377.85 : 257,695,336.45 = 106,270,929.48 : x
  2. Step 2: Convert to fraction form
    186,719,377.85/257,695,336.45 = 106,270,929.48/x
  3. Step 3: Cross multiply
    186,719,377.85x = 257,695,336.45 × 106,270,929.48
  4. Step 4: Simplify right side
    186,719,377.85x = 27,385,522,926,259,540
  5. Step 5: Solve for x
    x = 27,385,522,926,259,540/186,719,377.85
  6. Step 6: Final answer
    x = 146,666,742.58

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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.