Home / 283,725,218.80-425,587,828.20-101,990,767.60

Finding the Fourth Proportional to 283,725,218.80, 425,587,828.20 and 101,990,767.60

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Solution

The fourth proportional to 283,725,218.80, 425,587,828.20 and 101,990,767.60 is: 152,986,151.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,725,218.80 : 425,587,828.20 = 101,990,767.60 : x
  2. Step 2: Convert to fraction form
    283,725,218.80/425,587,828.20 = 101,990,767.60/x
  3. Step 3: Cross multiply
    283,725,218.80x = 425,587,828.20 × 101,990,767.60
  4. Step 4: Simplify right side
    283,725,218.80x = 43,406,029,279,334,920
  5. Step 5: Solve for x
    x = 43,406,029,279,334,920/283,725,218.80
  6. Step 6: Final answer
    x = 152,986,151.40

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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.