Home / 1,216,785,926,078.10-1,825,178,889,117.20-1,165,196,184,714.90

Finding the Fourth Proportional to 1,216,785,926,078.10, 1,825,178,889,117.20 and 1,165,196,184,714.90

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Solution

The fourth proportional to 1,216,785,926,078.10, 1,825,178,889,117.20 and 1,165,196,184,714.90 is: 1,747,794,277,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,785,926,078.10 : 1,825,178,889,117.20 = 1,165,196,184,714.90 : x
  2. Step 2: Convert to fraction form
    1,216,785,926,078.10/1,825,178,889,117.20 = 1,165,196,184,714.90/x
  3. Step 3: Cross multiply
    1,216,785,926,078.10x = 1,825,178,889,117.20 × 1,165,196,184,714.90
  4. Step 4: Simplify right side
    1,216,785,926,078.10x = 2,126,691,478,021,540,832,870,400
  5. Step 5: Solve for x
    x = 2,126,691,478,021,540,832,870,400/1,216,785,926,078.10
  6. Step 6: Final answer
    x = 1,747,794,277,072.40

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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.