Home / 73,058,876.61-100,817,666.96-40,019,272.31

Finding the Fourth Proportional to 73,058,876.61, 100,817,666.96 and 40,019,272.31

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Solution

The fourth proportional to 73,058,876.61, 100,817,666.96 and 40,019,272.31 is: 55,224,633.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,058,876.61 : 100,817,666.96 = 40,019,272.31 : x
  2. Step 2: Convert to fraction form
    73,058,876.61/100,817,666.96 = 40,019,272.31/x
  3. Step 3: Cross multiply
    73,058,876.61x = 100,817,666.96 × 40,019,272.31
  4. Step 4: Simplify right side
    73,058,876.61x = 4,034,649,667,026,945
  5. Step 5: Solve for x
    x = 4,034,649,667,026,945/73,058,876.61
  6. Step 6: Final answer
    x = 55,224,633.26

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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.