Home / 140,205,545.50-210,120,326.74-109,118,738.16

Finding the Fourth Proportional to 140,205,545.50, 210,120,326.74 and 109,118,738.16

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Solution

The fourth proportional to 140,205,545.50, 210,120,326.74 and 109,118,738.16 is: 163,531,797.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,205,545.50 : 210,120,326.74 = 109,118,738.16 : x
  2. Step 2: Convert to fraction form
    140,205,545.50/210,120,326.74 = 109,118,738.16/x
  3. Step 3: Cross multiply
    140,205,545.50x = 210,120,326.74 × 109,118,738.16
  4. Step 4: Simplify right side
    140,205,545.50x = 22,928,064,915,635,708
  5. Step 5: Solve for x
    x = 22,928,064,915,635,708/140,205,545.50
  6. Step 6: Final answer
    x = 163,531,797.79

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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.