Home / 137,187,309,558.37-205,710,307,926.51-61,575,640,242.07

Finding the Fourth Proportional to 137,187,309,558.37, 205,710,307,926.51 and 61,575,640,242.07

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Solution

The fourth proportional to 137,187,309,558.37, 205,710,307,926.51 and 61,575,640,242.07 is: 92,331,746,688.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,187,309,558.37 : 205,710,307,926.51 = 61,575,640,242.07 : x
  2. Step 2: Convert to fraction form
    137,187,309,558.37/205,710,307,926.51 = 61,575,640,242.07/x
  3. Step 3: Cross multiply
    137,187,309,558.37x = 205,710,307,926.51 × 61,575,640,242.07
  4. Step 4: Simplify right side
    137,187,309,558.37x = 12,666,743,914,968,222,007,296
  5. Step 5: Solve for x
    x = 12,666,743,914,968,222,007,296/137,187,309,558.37
  6. Step 6: Final answer
    x = 92,331,746,688.12

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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.