Home / 157,464,699.60-236,197,049.40-80,937,195.60

Finding the Fourth Proportional to 157,464,699.60, 236,197,049.40 and 80,937,195.60

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Solution

The fourth proportional to 157,464,699.60, 236,197,049.40 and 80,937,195.60 is: 121,405,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,699.60 : 236,197,049.40 = 80,937,195.60 : x
  2. Step 2: Convert to fraction form
    157,464,699.60/236,197,049.40 = 80,937,195.60/x
  3. Step 3: Cross multiply
    157,464,699.60x = 236,197,049.40 × 80,937,195.60
  4. Step 4: Simplify right side
    157,464,699.60x = 19,117,126,787,430,660
  5. Step 5: Solve for x
    x = 19,117,126,787,430,660/157,464,699.60
  6. Step 6: Final answer
    x = 121,405,793.40

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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.