Home / 186,615,731.30-257,535,894.42-101,847,491.82

Finding the Fourth Proportional to 186,615,731.30, 257,535,894.42 and 101,847,491.82

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Solution

The fourth proportional to 186,615,731.30, 257,535,894.42 and 101,847,491.82 is: 140,552,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,615,731.30 : 257,535,894.42 = 101,847,491.82 : x
  2. Step 2: Convert to fraction form
    186,615,731.30/257,535,894.42 = 101,847,491.82/x
  3. Step 3: Cross multiply
    186,615,731.30x = 257,535,894.42 × 101,847,491.82
  4. Step 4: Simplify right side
    186,615,731.30x = 26,229,384,900,297,332
  5. Step 5: Solve for x
    x = 26,229,384,900,297,332/186,615,731.30
  6. Step 6: Final answer
    x = 140,552,914.36

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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.