Home / 131,822,242.80-181,914,366.60-73,083,395.76

Finding the Fourth Proportional to 131,822,242.80, 181,914,366.60 and 73,083,395.76

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Solution

The fourth proportional to 131,822,242.80, 181,914,366.60 and 73,083,395.76 is: 100,854,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,822,242.80 : 181,914,366.60 = 73,083,395.76 : x
  2. Step 2: Convert to fraction form
    131,822,242.80/181,914,366.60 = 73,083,395.76/x
  3. Step 3: Cross multiply
    131,822,242.80x = 181,914,366.60 × 73,083,395.76
  4. Step 4: Simplify right side
    131,822,242.80x = 13,294,919,648,657,526
  5. Step 5: Solve for x
    x = 13,294,919,648,657,526/131,822,242.80
  6. Step 6: Final answer
    x = 100,854,904.05

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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.