Home / 121,781,712.62-167,896,188.51-96,746,887.34

Finding the Fourth Proportional to 121,781,712.62, 167,896,188.51 and 96,746,887.34

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Solution

The fourth proportional to 121,781,712.62, 167,896,188.51 and 96,746,887.34 is: 133,381,550.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,781,712.62 : 167,896,188.51 = 96,746,887.34 : x
  2. Step 2: Convert to fraction form
    121,781,712.62/167,896,188.51 = 96,746,887.34/x
  3. Step 3: Cross multiply
    121,781,712.62x = 167,896,188.51 × 96,746,887.34
  4. Step 4: Simplify right side
    121,781,712.62x = 16,243,433,634,592,372
  5. Step 5: Solve for x
    x = 16,243,433,634,592,372/121,781,712.62
  6. Step 6: Final answer
    x = 133,381,550.36

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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.