Home / 154,550,350.80-231,825,526.20-69,615,694.80

Finding the Fourth Proportional to 154,550,350.80, 231,825,526.20 and 69,615,694.80

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Solution

The fourth proportional to 154,550,350.80, 231,825,526.20 and 69,615,694.80 is: 104,423,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,550,350.80 : 231,825,526.20 = 69,615,694.80 : x
  2. Step 2: Convert to fraction form
    154,550,350.80/231,825,526.20 = 69,615,694.80/x
  3. Step 3: Cross multiply
    154,550,350.80x = 231,825,526.20 × 69,615,694.80
  4. Step 4: Simplify right side
    154,550,350.80x = 16,138,695,078,788,602
  5. Step 5: Solve for x
    x = 16,138,695,078,788,602/154,550,350.80
  6. Step 6: Final answer
    x = 104,423,542.20

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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.