Home / 332,196,647.40-498,145,671.90-127,656,743.40

Finding the Fourth Proportional to 332,196,647.40, 498,145,671.90 and 127,656,743.40

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Solution

The fourth proportional to 332,196,647.40, 498,145,671.90 and 127,656,743.40 is: 191,427,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,196,647.40 : 498,145,671.90 = 127,656,743.40 : x
  2. Step 2: Convert to fraction form
    332,196,647.40/498,145,671.90 = 127,656,743.40/x
  3. Step 3: Cross multiply
    332,196,647.40x = 498,145,671.90 × 127,656,743.40
  4. Step 4: Simplify right side
    332,196,647.40x = 63,591,654,213,558,888
  5. Step 5: Solve for x
    x = 63,591,654,213,558,888/332,196,647.40
  6. Step 6: Final answer
    x = 191,427,742.31

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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.