Home / 293,416,266.80-440,124,400.20-140,361,258.80

Finding the Fourth Proportional to 293,416,266.80, 440,124,400.20 and 140,361,258.80

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Solution

The fourth proportional to 293,416,266.80, 440,124,400.20 and 140,361,258.80 is: 210,541,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,416,266.80 : 440,124,400.20 = 140,361,258.80 : x
  2. Step 2: Convert to fraction form
    293,416,266.80/440,124,400.20 = 140,361,258.80/x
  3. Step 3: Cross multiply
    293,416,266.80x = 440,124,400.20 × 140,361,258.80
  4. Step 4: Simplify right side
    293,416,266.80x = 61,776,414,840,666,976
  5. Step 5: Solve for x
    x = 61,776,414,840,666,976/293,416,266.80
  6. Step 6: Final answer
    x = 210,541,888.20

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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.