Home / 84,078,120.99-126,173,471.76-34,894,015.29

Finding the Fourth Proportional to 84,078,120.99, 126,173,471.76 and 34,894,015.29

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Solution

The fourth proportional to 84,078,120.99, 126,173,471.76 and 34,894,015.29 is: 52,364,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,078,120.99 : 126,173,471.76 = 34,894,015.29 : x
  2. Step 2: Convert to fraction form
    84,078,120.99/126,173,471.76 = 34,894,015.29/x
  3. Step 3: Cross multiply
    84,078,120.99x = 126,173,471.76 × 34,894,015.29
  4. Step 4: Simplify right side
    84,078,120.99x = 4,402,699,052,785,823.50
  5. Step 5: Solve for x
    x = 4,402,699,052,785,823.50/84,078,120.99
  6. Step 6: Final answer
    x = 52,364,384.47

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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.