Home / 366,250,846.40-549,376,269.60-268,678,278.80

Finding the Fourth Proportional to 366,250,846.40, 549,376,269.60 and 268,678,278.80

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Solution

The fourth proportional to 366,250,846.40, 549,376,269.60 and 268,678,278.80 is: 403,017,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,250,846.40 : 549,376,269.60 = 268,678,278.80 : x
  2. Step 2: Convert to fraction form
    366,250,846.40/549,376,269.60 = 268,678,278.80/x
  3. Step 3: Cross multiply
    366,250,846.40x = 549,376,269.60 × 268,678,278.80
  4. Step 4: Simplify right side
    366,250,846.40x = 147,605,470,529,692,768
  5. Step 5: Solve for x
    x = 147,605,470,529,692,768/366,250,846.40
  6. Step 6: Final answer
    x = 403,017,418.20

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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.