Home / 161,991,115,077.78-223,547,661,054-96,885,541,243.17

Finding the Fourth Proportional to 161,991,115,077.78, 223,547,661,054 and 96,885,541,243.17

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Solution

The fourth proportional to 161,991,115,077.78, 223,547,661,054 and 96,885,541,243.17 is: 133,702,000,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,991,115,077.78 : 223,547,661,054 = 96,885,541,243.17 : x
  2. Step 2: Convert to fraction form
    161,991,115,077.78/223,547,661,054 = 96,885,541,243.17/x
  3. Step 3: Cross multiply
    161,991,115,077.78x = 223,547,661,054 × 96,885,541,243.17
  4. Step 4: Simplify right side
    161,991,115,077.78x = 21,658,536,134,861,503,070,208
  5. Step 5: Solve for x
    x = 21,658,536,134,861,503,070,208/161,991,115,077.78
  6. Step 6: Final answer
    x = 133,702,000,411.95

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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.