Home / 2,992,059,095.70-4,488,088,643.55-811,025,231.70

Finding the Fourth Proportional to 2,992,059,095.70, 4,488,088,643.55 and 811,025,231.70

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Solution

The fourth proportional to 2,992,059,095.70, 4,488,088,643.55 and 811,025,231.70 is: 1,216,537,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,059,095.70 : 4,488,088,643.55 = 811,025,231.70 : x
  2. Step 2: Convert to fraction form
    2,992,059,095.70/4,488,088,643.55 = 811,025,231.70/x
  3. Step 3: Cross multiply
    2,992,059,095.70x = 4,488,088,643.55 × 811,025,231.70
  4. Step 4: Simplify right side
    2,992,059,095.70x = 3,639,953,132,025,277,952
  5. Step 5: Solve for x
    x = 3,639,953,132,025,277,952/2,992,059,095.70
  6. Step 6: Final answer
    x = 1,216,537,847.55

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Double scale
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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.