Home / 111,256,195.01-153,530,640.47-61,696,443.11

Finding the Fourth Proportional to 111,256,195.01, 153,530,640.47 and 61,696,443.11

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Solution

The fourth proportional to 111,256,195.01, 153,530,640.47 and 61,696,443.11 is: 85,139,478.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,256,195.01 : 153,530,640.47 = 61,696,443.11 : x
  2. Step 2: Convert to fraction form
    111,256,195.01/153,530,640.47 = 61,696,443.11/x
  3. Step 3: Cross multiply
    111,256,195.01x = 153,530,640.47 × 61,696,443.11
  4. Step 4: Simplify right side
    111,256,195.01x = 9,472,294,424,785,806
  5. Step 5: Solve for x
    x = 9,472,294,424,785,806/111,256,195.01
  6. Step 6: Final answer
    x = 85,139,478.52

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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.