Home / 121,092,572.10-181,709,353.98-51,058,407.72

Finding the Fourth Proportional to 121,092,572.10, 181,709,353.98 and 51,058,407.72

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Solution

The fourth proportional to 121,092,572.10, 181,709,353.98 and 51,058,407.72 is: 76,617,335.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,092,572.10 : 181,709,353.98 = 51,058,407.72 : x
  2. Step 2: Convert to fraction form
    121,092,572.10/181,709,353.98 = 51,058,407.72/x
  3. Step 3: Cross multiply
    121,092,572.10x = 181,709,353.98 × 51,058,407.72
  4. Step 4: Simplify right side
    121,092,572.10x = 9,277,790,282,048,644
  5. Step 5: Solve for x
    x = 9,277,790,282,048,644/121,092,572.10
  6. Step 6: Final answer
    x = 76,617,335.99

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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.