Home / 5,451,482,882.64-8,178,600,442.72-1,521,185,738.88

Finding the Fourth Proportional to 5,451,482,882.64, 8,178,600,442.72 and 1,521,185,738.88

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Solution

The fourth proportional to 5,451,482,882.64, 8,178,600,442.72 and 1,521,185,738.88 is: 2,282,162,601.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,482,882.64 : 8,178,600,442.72 = 1,521,185,738.88 : x
  2. Step 2: Convert to fraction form
    5,451,482,882.64/8,178,600,442.72 = 1,521,185,738.88/x
  3. Step 3: Cross multiply
    5,451,482,882.64x = 8,178,600,442.72 × 1,521,185,738.88
  4. Step 4: Simplify right side
    5,451,482,882.64x = 12,441,170,357,463,320,576
  5. Step 5: Solve for x
    x = 12,441,170,357,463,320,576/5,451,482,882.64
  6. Step 6: Final answer
    x = 2,282,162,601.50

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Double scale
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1.5x scale

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.