Home / 79,853,927.40-119,780,891.10-51,156,113.40

Finding the Fourth Proportional to 79,853,927.40, 119,780,891.10 and 51,156,113.40

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Solution

The fourth proportional to 79,853,927.40, 119,780,891.10 and 51,156,113.40 is: 76,734,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,853,927.40 : 119,780,891.10 = 51,156,113.40 : x
  2. Step 2: Convert to fraction form
    79,853,927.40/119,780,891.10 = 51,156,113.40/x
  3. Step 3: Cross multiply
    79,853,927.40x = 119,780,891.10 × 51,156,113.40
  4. Step 4: Simplify right side
    79,853,927.40x = 6,127,524,848,264,650
  5. Step 5: Solve for x
    x = 6,127,524,848,264,650/79,853,927.40
  6. Step 6: Final answer
    x = 76,734,170.10

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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.