Home / 366,250,847.40-549,376,271.10-268,678,279.80

Finding the Fourth Proportional to 366,250,847.40, 549,376,271.10 and 268,678,279.80

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Solution

The fourth proportional to 366,250,847.40, 549,376,271.10 and 268,678,279.80 is: 403,017,419.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,250,847.40 : 549,376,271.10 = 268,678,279.80 : x
  2. Step 2: Convert to fraction form
    366,250,847.40/549,376,271.10 = 268,678,279.80/x
  3. Step 3: Cross multiply
    366,250,847.40x = 549,376,271.10 × 268,678,279.80
  4. Step 4: Simplify right side
    366,250,847.40x = 147,605,471,482,086,464
  5. Step 5: Solve for x
    x = 147,605,471,482,086,464/366,250,847.40
  6. Step 6: Final answer
    x = 403,017,419.70

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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.