Home / 161,077,013.66-222,280,021.50-98,457,957.27

Finding the Fourth Proportional to 161,077,013.66, 222,280,021.50 and 98,457,957.27

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Solution

The fourth proportional to 161,077,013.66, 222,280,021.50 and 98,457,957.27 is: 135,868,156.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,077,013.66 : 222,280,021.50 = 98,457,957.27 : x
  2. Step 2: Convert to fraction form
    161,077,013.66/222,280,021.50 = 98,457,957.27/x
  3. Step 3: Cross multiply
    161,077,013.66x = 222,280,021.50 × 98,457,957.27
  4. Step 4: Simplify right side
    161,077,013.66x = 21,885,236,858,821,680
  5. Step 5: Solve for x
    x = 21,885,236,858,821,680/161,077,013.66
  6. Step 6: Final answer
    x = 135,868,156.25

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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.