Home / 563,341,549.20-844,415,924.76-189,493,538.64

Finding the Fourth Proportional to 563,341,549.20, 844,415,924.76 and 189,493,538.64

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Solution

The fourth proportional to 563,341,549.20, 844,415,924.76 and 189,493,538.64 is: 284,039,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,341,549.20 : 844,415,924.76 = 189,493,538.64 : x
  2. Step 2: Convert to fraction form
    563,341,549.20/844,415,924.76 = 189,493,538.64/x
  3. Step 3: Cross multiply
    563,341,549.20x = 844,415,924.76 × 189,493,538.64
  4. Step 4: Simplify right side
    563,341,549.20x = 160,011,361,666,740,384
  5. Step 5: Solve for x
    x = 160,011,361,666,740,384/563,341,549.20
  6. Step 6: Final answer
    x = 284,039,694.74

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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.