Home / 2,992,059,086.70-4,488,088,630.05-811,025,222.70

Finding the Fourth Proportional to 2,992,059,086.70, 4,488,088,630.05 and 811,025,222.70

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Solution

The fourth proportional to 2,992,059,086.70, 4,488,088,630.05 and 811,025,222.70 is: 1,216,537,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,059,086.70 : 4,488,088,630.05 = 811,025,222.70 : x
  2. Step 2: Convert to fraction form
    2,992,059,086.70/4,488,088,630.05 = 811,025,222.70/x
  3. Step 3: Cross multiply
    2,992,059,086.70x = 4,488,088,630.05 × 811,025,222.70
  4. Step 4: Simplify right side
    2,992,059,086.70x = 3,639,953,080,683,639,296
  5. Step 5: Solve for x
    x = 3,639,953,080,683,639,296/2,992,059,086.70
  6. Step 6: Final answer
    x = 1,216,537,834.05

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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.