Home / 151,892,277.17-209,612,348.71-82,277,657.48

Finding the Fourth Proportional to 151,892,277.17, 209,612,348.71 and 82,277,657.48

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Solution

The fourth proportional to 151,892,277.17, 209,612,348.71 and 82,277,657.48 is: 113,543,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,892,277.17 : 209,612,348.71 = 82,277,657.48 : x
  2. Step 2: Convert to fraction form
    151,892,277.17/209,612,348.71 = 82,277,657.48/x
  3. Step 3: Cross multiply
    151,892,277.17x = 209,612,348.71 × 82,277,657.48
  4. Step 4: Simplify right side
    151,892,277.17x = 17,246,413,031,058,038
  5. Step 5: Solve for x
    x = 17,246,413,031,058,038/151,892,277.17
  6. Step 6: Final answer
    x = 113,543,712.38

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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.