Home / 97,009,945.20-145,514,917.80-48,495,286.80

Finding the Fourth Proportional to 97,009,945.20, 145,514,917.80 and 48,495,286.80

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Solution

The fourth proportional to 97,009,945.20, 145,514,917.80 and 48,495,286.80 is: 72,742,930.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,009,945.20 : 145,514,917.80 = 48,495,286.80 : x
  2. Step 2: Convert to fraction form
    97,009,945.20/145,514,917.80 = 48,495,286.80/x
  3. Step 3: Cross multiply
    97,009,945.20x = 145,514,917.80 × 48,495,286.80
  4. Step 4: Simplify right side
    97,009,945.20x = 7,056,787,672,389,425
  5. Step 5: Solve for x
    x = 7,056,787,672,389,425/97,009,945.20
  6. Step 6: Final answer
    x = 72,742,930.20

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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.