Home / 1,029,017,000.10-1,543,522,446.20-292,087,528.40

Finding the Fourth Proportional to 1,029,017,000.10, 1,543,522,446.20 and 292,087,528.40

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Solution

The fourth proportional to 1,029,017,000.10, 1,543,522,446.20 and 292,087,528.40 is: 438,130,425.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,017,000.10 : 1,543,522,446.20 = 292,087,528.40 : x
  2. Step 2: Convert to fraction form
    1,029,017,000.10/1,543,522,446.20 = 292,087,528.40/x
  3. Step 3: Cross multiply
    1,029,017,000.10x = 1,543,522,446.20 × 292,087,528.40
  4. Step 4: Simplify right side
    1,029,017,000.10x = 450,843,656,340,479,936
  5. Step 5: Solve for x
    x = 450,843,656,340,479,936/1,029,017,000.10
  6. Step 6: Final answer
    x = 438,130,425.73

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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.