Home / 2,992,059,095.20-4,488,088,642.80-811,025,231.20

Finding the Fourth Proportional to 2,992,059,095.20, 4,488,088,642.80 and 811,025,231.20

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Solution

The fourth proportional to 2,992,059,095.20, 4,488,088,642.80 and 811,025,231.20 is: 1,216,537,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,059,095.20 : 4,488,088,642.80 = 811,025,231.20 : x
  2. Step 2: Convert to fraction form
    2,992,059,095.20/4,488,088,642.80 = 811,025,231.20/x
  3. Step 3: Cross multiply
    2,992,059,095.20x = 4,488,088,642.80 × 811,025,231.20
  4. Step 4: Simplify right side
    2,992,059,095.20x = 3,639,953,129,172,964,352
  5. Step 5: Solve for x
    x = 3,639,953,129,172,964,352/2,992,059,095.20
  6. Step 6: Final answer
    x = 1,216,537,846.80

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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.