Home / 141,073,870.84-194,684,348.60-77,496,890.85

Finding the Fourth Proportional to 141,073,870.84, 194,684,348.60 and 77,496,890.85

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Solution

The fourth proportional to 141,073,870.84, 194,684,348.60 and 77,496,890.85 is: 106,947,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,073,870.84 : 194,684,348.60 = 77,496,890.85 : x
  2. Step 2: Convert to fraction form
    141,073,870.84/194,684,348.60 = 77,496,890.85/x
  3. Step 3: Cross multiply
    141,073,870.84x = 194,684,348.60 × 77,496,890.85
  4. Step 4: Simplify right side
    141,073,870.84x = 15,087,431,713,657,548
  5. Step 5: Solve for x
    x = 15,087,431,713,657,548/141,073,870.84
  6. Step 6: Final answer
    x = 106,947,031.54

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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.