Home / 121,379,201.70-182,068,802.55-120,528,896.10

Finding the Fourth Proportional to 121,379,201.70, 182,068,802.55 and 120,528,896.10

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Solution

The fourth proportional to 121,379,201.70, 182,068,802.55 and 120,528,896.10 is: 180,793,344.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,379,201.70 : 182,068,802.55 = 120,528,896.10 : x
  2. Step 2: Convert to fraction form
    121,379,201.70/182,068,802.55 = 120,528,896.10/x
  3. Step 3: Cross multiply
    121,379,201.70x = 182,068,802.55 × 120,528,896.10
  4. Step 4: Simplify right side
    121,379,201.70x = 21,944,551,785,600,364
  5. Step 5: Solve for x
    x = 21,944,551,785,600,364/121,379,201.70
  6. Step 6: Final answer
    x = 180,793,344.15

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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.