Home / 332,196,644.40-498,145,667.40-127,656,740.40

Finding the Fourth Proportional to 332,196,644.40, 498,145,667.40 and 127,656,740.40

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Solution

The fourth proportional to 332,196,644.40, 498,145,667.40 and 127,656,740.40 is: 191,427,737.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,196,644.40 : 498,145,667.40 = 127,656,740.40 : x
  2. Step 2: Convert to fraction form
    332,196,644.40/498,145,667.40 = 127,656,740.40/x
  3. Step 3: Cross multiply
    332,196,644.40x = 498,145,667.40 × 127,656,740.40
  4. Step 4: Simplify right side
    332,196,644.40x = 63,591,652,144,666,544
  5. Step 5: Solve for x
    x = 63,591,652,144,666,544/332,196,644.40
  6. Step 6: Final answer
    x = 191,427,737.81

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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.