Home / 98,329,979.98-147,538,481.69-51,632,480.98

Finding the Fourth Proportional to 98,329,979.98, 147,538,481.69 and 51,632,480.98

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Solution

The fourth proportional to 98,329,979.98, 147,538,481.69 and 51,632,480.98 is: 77,471,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,329,979.98 : 147,538,481.69 = 51,632,480.98 : x
  2. Step 2: Convert to fraction form
    98,329,979.98/147,538,481.69 = 51,632,480.98/x
  3. Step 3: Cross multiply
    98,329,979.98x = 147,538,481.69 × 51,632,480.98
  4. Step 4: Simplify right side
    98,329,979.98x = 7,617,777,849,677,003
  5. Step 5: Solve for x
    x = 7,617,777,849,677,003/98,329,979.98
  6. Step 6: Final answer
    x = 77,471,569.21

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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.