Home / 293,151,257.15-404,547,264.65-159,187,976.74

Finding the Fourth Proportional to 293,151,257.15, 404,547,264.65 and 159,187,976.74

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Solution

The fourth proportional to 293,151,257.15, 404,547,264.65 and 159,187,976.74 is: 219,678,609.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,151,257.15 : 404,547,264.65 = 159,187,976.74 : x
  2. Step 2: Convert to fraction form
    293,151,257.15/404,547,264.65 = 159,187,976.74/x
  3. Step 3: Cross multiply
    293,151,257.15x = 404,547,264.65 × 159,187,976.74
  4. Step 4: Simplify right side
    293,151,257.15x = 64,399,060,554,538,888
  5. Step 5: Solve for x
    x = 64,399,060,554,538,888/293,151,257.15
  6. Step 6: Final answer
    x = 219,678,609.54

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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.