Home / 70,723,204.80-106,084,807.20-53,717,092.80

Finding the Fourth Proportional to 70,723,204.80, 106,084,807.20 and 53,717,092.80

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Solution

The fourth proportional to 70,723,204.80, 106,084,807.20 and 53,717,092.80 is: 80,575,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,723,204.80 : 106,084,807.20 = 53,717,092.80 : x
  2. Step 2: Convert to fraction form
    70,723,204.80/106,084,807.20 = 53,717,092.80/x
  3. Step 3: Cross multiply
    70,723,204.80x = 106,084,807.20 × 53,717,092.80
  4. Step 4: Simplify right side
    70,723,204.80x = 5,698,567,433,032,508
  5. Step 5: Solve for x
    x = 5,698,567,433,032,508/70,723,204.80
  6. Step 6: Final answer
    x = 80,575,639.20

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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.