Home / 134,573,562,363.76-185,671,198,390.12-77,479,404,899.84

Finding the Fourth Proportional to 134,573,562,363.76, 185,671,198,390.12 and 77,479,404,899.84

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Solution

The fourth proportional to 134,573,562,363.76, 185,671,198,390.12 and 77,479,404,899.84 is: 106,898,366,258.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,573,562,363.76 : 185,671,198,390.12 = 77,479,404,899.84 : x
  2. Step 2: Convert to fraction form
    134,573,562,363.76/185,671,198,390.12 = 77,479,404,899.84/x
  3. Step 3: Cross multiply
    134,573,562,363.76x = 185,671,198,390.12 × 77,479,404,899.84
  4. Step 4: Simplify right side
    134,573,562,363.76x = 14,385,693,958,306,627,846,144
  5. Step 5: Solve for x
    x = 14,385,693,958,306,627,846,144/134,573,562,363.76
  6. Step 6: Final answer
    x = 106,898,366,258.76

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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.