Home / 1,049,205,521.20-1,573,808,281.80-322,099,754.80

Finding the Fourth Proportional to 1,049,205,521.20, 1,573,808,281.80 and 322,099,754.80

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Solution

The fourth proportional to 1,049,205,521.20, 1,573,808,281.80 and 322,099,754.80 is: 483,149,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,205,521.20 : 1,573,808,281.80 = 322,099,754.80 : x
  2. Step 2: Convert to fraction form
    1,049,205,521.20/1,573,808,281.80 = 322,099,754.80/x
  3. Step 3: Cross multiply
    1,049,205,521.20x = 1,573,808,281.80 × 322,099,754.80
  4. Step 4: Simplify right side
    1,049,205,521.20x = 506,923,261,669,989,312
  5. Step 5: Solve for x
    x = 506,923,261,669,989,312/1,049,205,521.20
  6. Step 6: Final answer
    x = 483,149,632.20

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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.