Home / 129,174,728.40-193,762,092.60-33,436,616.40

Finding the Fourth Proportional to 129,174,728.40, 193,762,092.60 and 33,436,616.40

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Solution

The fourth proportional to 129,174,728.40, 193,762,092.60 and 33,436,616.40 is: 50,154,924.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,174,728.40 : 193,762,092.60 = 33,436,616.40 : x
  2. Step 2: Convert to fraction form
    129,174,728.40/193,762,092.60 = 33,436,616.40/x
  3. Step 3: Cross multiply
    129,174,728.40x = 193,762,092.60 × 33,436,616.40
  4. Step 4: Simplify right side
    129,174,728.40x = 6,478,748,763,127,478
  5. Step 5: Solve for x
    x = 6,478,748,763,127,478/129,174,728.40
  6. Step 6: Final answer
    x = 50,154,924.60

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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.