Home / 84,111,257.52-116,075,047.04-49,329,034.56

Finding the Fourth Proportional to 84,111,257.52, 116,075,047.04 and 49,329,034.56

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Solution

The fourth proportional to 84,111,257.52, 116,075,047.04 and 49,329,034.56 is: 68,074,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,111,257.52 : 116,075,047.04 = 49,329,034.56 : x
  2. Step 2: Convert to fraction form
    84,111,257.52/116,075,047.04 = 49,329,034.56/x
  3. Step 3: Cross multiply
    84,111,257.52x = 116,075,047.04 × 49,329,034.56
  4. Step 4: Simplify right side
    84,111,257.52x = 5,725,870,006,989,786
  5. Step 5: Solve for x
    x = 5,725,870,006,989,786/84,111,257.52
  6. Step 6: Final answer
    x = 68,074,954.24

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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.