Home / 63,972,392.80-95,769,632.40-42,431,317.60

Finding the Fourth Proportional to 63,972,392.80, 95,769,632.40 and 42,431,317.60

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Solution

The fourth proportional to 63,972,392.80, 95,769,632.40 and 42,431,317.60 is: 63,521,645.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,972,392.80 : 95,769,632.40 = 42,431,317.60 : x
  2. Step 2: Convert to fraction form
    63,972,392.80/95,769,632.40 = 42,431,317.60/x
  3. Step 3: Cross multiply
    63,972,392.80x = 95,769,632.40 × 42,431,317.60
  4. Step 4: Simplify right side
    63,972,392.80x = 4,063,631,688,799,650.50
  5. Step 5: Solve for x
    x = 4,063,631,688,799,650.50/63,972,392.80
  6. Step 6: Final answer
    x = 63,521,645.99

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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.