Home / 112,067,999.70-168,101,999.55-39,366,870.90

Finding the Fourth Proportional to 112,067,999.70, 168,101,999.55 and 39,366,870.90

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Solution

The fourth proportional to 112,067,999.70, 168,101,999.55 and 39,366,870.90 is: 59,050,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,067,999.70 : 168,101,999.55 = 39,366,870.90 : x
  2. Step 2: Convert to fraction form
    112,067,999.70/168,101,999.55 = 39,366,870.90/x
  3. Step 3: Cross multiply
    112,067,999.70x = 168,101,999.55 × 39,366,870.90
  4. Step 4: Simplify right side
    112,067,999.70x = 6,617,649,714,316,708
  5. Step 5: Solve for x
    x = 6,617,649,714,316,708/112,067,999.70
  6. Step 6: Final answer
    x = 59,050,306.35

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1.5x scale

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.