Home / 137,187,309,405.24-205,710,307,696.62-61,575,640,089.48

Finding the Fourth Proportional to 137,187,309,405.24, 205,710,307,696.62 and 61,575,640,089.48

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Solution

The fourth proportional to 137,187,309,405.24, 205,710,307,696.62 and 61,575,640,089.48 is: 92,331,746,459.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,187,309,405.24 : 205,710,307,696.62 = 61,575,640,089.48 : x
  2. Step 2: Convert to fraction form
    137,187,309,405.24/205,710,307,696.62 = 61,575,640,089.48/x
  3. Step 3: Cross multiply
    137,187,309,405.24x = 205,710,307,696.62 × 61,575,640,089.48
  4. Step 4: Simplify right side
    137,187,309,405.24x = 12,666,743,869,423,260,532,736
  5. Step 5: Solve for x
    x = 12,666,743,869,423,260,532,736/137,187,309,405.24
  6. Step 6: Final answer
    x = 92,331,746,459.19

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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.