Home / 7,137,403,464.96-9,849,882,601.20-4,280,010,889.61

Finding the Fourth Proportional to 7,137,403,464.96, 9,849,882,601.20 and 4,280,010,889.61

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Solution

The fourth proportional to 7,137,403,464.96, 9,849,882,601.20 and 4,280,010,889.61 is: 5,906,574,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,403,464.96 : 9,849,882,601.20 = 4,280,010,889.61 : x
  2. Step 2: Convert to fraction form
    7,137,403,464.96/9,849,882,601.20 = 4,280,010,889.61/x
  3. Step 3: Cross multiply
    7,137,403,464.96x = 9,849,882,601.20 × 4,280,010,889.61
  4. Step 4: Simplify right side
    7,137,403,464.96x = 42,157,604,794,553,409,536
  5. Step 5: Solve for x
    x = 42,157,604,794,553,409,536/7,137,403,464.96
  6. Step 6: Final answer
    x = 5,906,574,428.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.