Home / 186,799,671.77-279,956,465.73-76,006,223.82

Finding the Fourth Proportional to 186,799,671.77, 279,956,465.73 and 76,006,223.82

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Solution

The fourth proportional to 186,799,671.77, 279,956,465.73 and 76,006,223.82 is: 113,910,445.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,799,671.77 : 279,956,465.73 = 76,006,223.82 : x
  2. Step 2: Convert to fraction form
    186,799,671.77/279,956,465.73 = 76,006,223.82/x
  3. Step 3: Cross multiply
    186,799,671.77x = 279,956,465.73 × 76,006,223.82
  4. Step 4: Simplify right side
    186,799,671.77x = 21,278,433,794,130,540
  5. Step 5: Solve for x
    x = 21,278,433,794,130,540/186,799,671.77
  6. Step 6: Final answer
    x = 113,910,445.31

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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.