Home / 151,726,650.05-209,382,774.47-82,112,030.93

Finding the Fourth Proportional to 151,726,650.05, 209,382,774.47 and 82,112,030.93

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Solution

The fourth proportional to 151,726,650.05, 209,382,774.47 and 82,112,030.93 is: 113,314,601.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,726,650.05 : 209,382,774.47 = 82,112,030.93 : x
  2. Step 2: Convert to fraction form
    151,726,650.05/209,382,774.47 = 82,112,030.93/x
  3. Step 3: Cross multiply
    151,726,650.05x = 209,382,774.47 × 82,112,030.93
  4. Step 4: Simplify right side
    151,726,650.05x = 17,192,844,854,218,592
  5. Step 5: Solve for x
    x = 17,192,844,854,218,592/151,726,650.05
  6. Step 6: Final answer
    x = 113,314,601.28

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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.