Home / 122,303,272.70-183,454,909.05-112,949,911.10

Finding the Fourth Proportional to 122,303,272.70, 183,454,909.05 and 112,949,911.10

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Solution

The fourth proportional to 122,303,272.70, 183,454,909.05 and 112,949,911.10 is: 169,424,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,303,272.70 : 183,454,909.05 = 112,949,911.10 : x
  2. Step 2: Convert to fraction form
    122,303,272.70/183,454,909.05 = 112,949,911.10/x
  3. Step 3: Cross multiply
    122,303,272.70x = 183,454,909.05 × 112,949,911.10
  4. Step 4: Simplify right side
    122,303,272.70x = 20,721,215,668,056,084
  5. Step 5: Solve for x
    x = 20,721,215,668,056,084/122,303,272.70
  6. Step 6: Final answer
    x = 169,424,866.65

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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.