Home / 157,464,154.70-236,196,232.05-48,288,458.60

Finding the Fourth Proportional to 157,464,154.70, 236,196,232.05 and 48,288,458.60

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Solution

The fourth proportional to 157,464,154.70, 236,196,232.05 and 48,288,458.60 is: 72,432,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,154.70 : 236,196,232.05 = 48,288,458.60 : x
  2. Step 2: Convert to fraction form
    157,464,154.70/236,196,232.05 = 48,288,458.60/x
  3. Step 3: Cross multiply
    157,464,154.70x = 236,196,232.05 × 48,288,458.60
  4. Step 4: Simplify right side
    157,464,154.70x = 11,405,551,972,822,420
  5. Step 5: Solve for x
    x = 11,405,551,972,822,420/157,464,154.70
  6. Step 6: Final answer
    x = 72,432,687.90

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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.