Home / 120,448,626.12-180,571,353.84-52,239,945.24

Finding the Fourth Proportional to 120,448,626.12, 180,571,353.84 and 52,239,945.24

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Solution

The fourth proportional to 120,448,626.12, 180,571,353.84 and 52,239,945.24 is: 78,315,859.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,448,626.12 : 180,571,353.84 = 52,239,945.24 : x
  2. Step 2: Convert to fraction form
    120,448,626.12/180,571,353.84 = 52,239,945.24/x
  3. Step 3: Cross multiply
    120,448,626.12x = 180,571,353.84 × 52,239,945.24
  4. Step 4: Simplify right side
    120,448,626.12x = 9,433,037,636,514,264
  5. Step 5: Solve for x
    x = 9,433,037,636,514,264/120,448,626.12
  6. Step 6: Final answer
    x = 78,315,859.14

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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.