Home / 79,141,026.36-118,536,142.11-60,810,292.20

Finding the Fourth Proportional to 79,141,026.36, 118,536,142.11 and 60,810,292.20

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Solution

The fourth proportional to 79,141,026.36, 118,536,142.11 and 60,810,292.20 is: 91,080,666.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,141,026.36 : 118,536,142.11 = 60,810,292.20 : x
  2. Step 2: Convert to fraction form
    79,141,026.36/118,536,142.11 = 60,810,292.20/x
  3. Step 3: Cross multiply
    79,141,026.36x = 118,536,142.11 × 60,810,292.20
  4. Step 4: Simplify right side
    79,141,026.36x = 7,208,217,437,969,825
  5. Step 5: Solve for x
    x = 7,208,217,437,969,825/79,141,026.36
  6. Step 6: Final answer
    x = 91,080,666.62

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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.