Home / 115,313,326.65-159,132,374.82-63,102,348.54

Finding the Fourth Proportional to 115,313,326.65, 159,132,374.82 and 63,102,348.54

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Solution

The fourth proportional to 115,313,326.65, 159,132,374.82 and 63,102,348.54 is: 87,081,232.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,313,326.65 : 159,132,374.82 = 63,102,348.54 : x
  2. Step 2: Convert to fraction form
    115,313,326.65/159,132,374.82 = 63,102,348.54/x
  3. Step 3: Cross multiply
    115,313,326.65x = 159,132,374.82 × 63,102,348.54
  4. Step 4: Simplify right side
    115,313,326.65x = 10,041,626,579,889,560
  5. Step 5: Solve for x
    x = 10,041,626,579,889,560/115,313,326.65
  6. Step 6: Final answer
    x = 87,081,232.25

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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.