Home / 118,222,445.57-163,146,000.81-64,577,151.08

Finding the Fourth Proportional to 118,222,445.57, 163,146,000.81 and 64,577,151.08

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Solution

The fourth proportional to 118,222,445.57, 163,146,000.81 and 64,577,151.08 is: 89,115,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,222,445.57 : 163,146,000.81 = 64,577,151.08 : x
  2. Step 2: Convert to fraction form
    118,222,445.57/163,146,000.81 = 64,577,151.08/x
  3. Step 3: Cross multiply
    118,222,445.57x = 163,146,000.81 × 64,577,151.08
  4. Step 4: Simplify right side
    118,222,445.57x = 10,535,503,942,079,836
  5. Step 5: Solve for x
    x = 10,535,503,942,079,836/118,222,445.57
  6. Step 6: Final answer
    x = 89,115,936.42

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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.