Home / 112,268,315.20-168,402,472.80-39,484,517.80

Finding the Fourth Proportional to 112,268,315.20, 168,402,472.80 and 39,484,517.80

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Solution

The fourth proportional to 112,268,315.20, 168,402,472.80 and 39,484,517.80 is: 59,226,776.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,268,315.20 : 168,402,472.80 = 39,484,517.80 : x
  2. Step 2: Convert to fraction form
    112,268,315.20/168,402,472.80 = 39,484,517.80/x
  3. Step 3: Cross multiply
    112,268,315.20x = 168,402,472.80 × 39,484,517.80
  4. Step 4: Simplify right side
    112,268,315.20x = 6,649,290,434,835,616
  5. Step 5: Solve for x
    x = 6,649,290,434,835,616/112,268,315.20
  6. Step 6: Final answer
    x = 59,226,776.70

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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.