Home / 173,634,377.45-239,606,641.37-103,073,003.78

Finding the Fourth Proportional to 173,634,377.45, 239,606,641.37 and 103,073,003.78

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Solution

The fourth proportional to 173,634,377.45, 239,606,641.37 and 103,073,003.78 is: 142,235,521.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,634,377.45 : 239,606,641.37 = 103,073,003.78 : x
  2. Step 2: Convert to fraction form
    173,634,377.45/239,606,641.37 = 103,073,003.78/x
  3. Step 3: Cross multiply
    173,634,377.45x = 239,606,641.37 × 103,073,003.78
  4. Step 4: Simplify right side
    173,634,377.45x = 24,696,976,251,127,752
  5. Step 5: Solve for x
    x = 24,696,976,251,127,752/173,634,377.45
  6. Step 6: Final answer
    x = 142,235,521.64

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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.