Home / 7,081,151,424.53-9,771,938,371.58-3,866,061,314.03

Finding the Fourth Proportional to 7,081,151,424.53, 9,771,938,371.58 and 3,866,061,314.03

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Solution

The fourth proportional to 7,081,151,424.53, 9,771,938,371.58 and 3,866,061,314.03 is: 5,335,136,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081,151,424.53 : 9,771,938,371.58 = 3,866,061,314.03 : x
  2. Step 2: Convert to fraction form
    7,081,151,424.53/9,771,938,371.58 = 3,866,061,314.03/x
  3. Step 3: Cross multiply
    7,081,151,424.53x = 9,771,938,371.58 × 3,866,061,314.03
  4. Step 4: Simplify right side
    7,081,151,424.53x = 37,778,912,901,382,569,984
  5. Step 5: Solve for x
    x = 37,778,912,901,382,569,984/7,081,151,424.53
  6. Step 6: Final answer
    x = 5,335,136,990.65

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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.