Home / 151,658,029,738.78-209,187,283,734.24-97,533,046,761.40

Finding the Fourth Proportional to 151,658,029,738.78, 209,187,283,734.24 and 97,533,046,761.40

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Solution

The fourth proportional to 151,658,029,738.78, 209,187,283,734.24 and 97,533,046,761.40 is: 134,530,780,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,658,029,738.78 : 209,187,283,734.24 = 97,533,046,761.40 : x
  2. Step 2: Convert to fraction form
    151,658,029,738.78/209,187,283,734.24 = 97,533,046,761.40/x
  3. Step 3: Cross multiply
    151,658,029,738.78x = 209,187,283,734.24 × 97,533,046,761.40
  4. Step 4: Simplify right side
    151,658,029,738.78x = 20,402,673,126,341,041,192,960
  5. Step 5: Solve for x
    x = 20,402,673,126,341,041,192,960/151,658,029,738.78
  6. Step 6: Final answer
    x = 134,530,780,608.74

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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.