Home / 137,187,309,580.92-205,710,307,960.31-61,575,640,264.76

Finding the Fourth Proportional to 137,187,309,580.92, 205,710,307,960.31 and 61,575,640,264.76

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Solution

The fourth proportional to 137,187,309,580.92, 205,710,307,960.31 and 61,575,640,264.76 is: 92,331,746,722.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,187,309,580.92 : 205,710,307,960.31 = 61,575,640,264.76 : x
  2. Step 2: Convert to fraction form
    137,187,309,580.92/205,710,307,960.31 = 61,575,640,264.76/x
  3. Step 3: Cross multiply
    137,187,309,580.92x = 205,710,307,960.31 × 61,575,640,264.76
  4. Step 4: Simplify right side
    137,187,309,580.92x = 12,666,743,921,717,043,789,824
  5. Step 5: Solve for x
    x = 12,666,743,921,717,043,789,824/137,187,309,580.92
  6. Step 6: Final answer
    x = 92,331,746,722.14

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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.