Home / 411,265,501.23-616,899,695.28-104,557,646.91

Finding the Fourth Proportional to 411,265,501.23, 616,899,695.28 and 104,557,646.91

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Solution

The fourth proportional to 411,265,501.23, 616,899,695.28 and 104,557,646.91 is: 156,836,837.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,265,501.23 : 616,899,695.28 = 104,557,646.91 : x
  2. Step 2: Convert to fraction form
    411,265,501.23/616,899,695.28 = 104,557,646.91/x
  3. Step 3: Cross multiply
    411,265,501.23x = 616,899,695.28 × 104,557,646.91
  4. Step 4: Simplify right side
    411,265,501.23x = 64,501,580,517,972,832
  5. Step 5: Solve for x
    x = 64,501,580,517,972,832/411,265,501.23
  6. Step 6: Final answer
    x = 156,836,837.34

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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.