Home / 121,261,755.60-181,919,205.45-59,880,320.10

Finding the Fourth Proportional to 121,261,755.60, 181,919,205.45 and 59,880,320.10

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Solution

The fourth proportional to 121,261,755.60, 181,919,205.45 and 59,880,320.10 is: 89,833,601.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,261,755.60 : 181,919,205.45 = 59,880,320.10 : x
  2. Step 2: Convert to fraction form
    121,261,755.60/181,919,205.45 = 59,880,320.10/x
  3. Step 3: Cross multiply
    121,261,755.60x = 181,919,205.45 × 59,880,320.10
  4. Step 4: Simplify right side
    121,261,755.60x = 10,893,380,254,683,664
  5. Step 5: Solve for x
    x = 10,893,380,254,683,664/121,261,755.60
  6. Step 6: Final answer
    x = 89,833,601.71

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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.