Home / 45,778,287.20-68,667,430.80-30,649,301.60

Finding the Fourth Proportional to 45,778,287.20, 68,667,430.80 and 30,649,301.60

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Solution

The fourth proportional to 45,778,287.20, 68,667,430.80 and 30,649,301.60 is: 45,973,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,778,287.20 : 68,667,430.80 = 30,649,301.60 : x
  2. Step 2: Convert to fraction form
    45,778,287.20/68,667,430.80 = 30,649,301.60/x
  3. Step 3: Cross multiply
    45,778,287.20x = 68,667,430.80 × 30,649,301.60
  4. Step 4: Simplify right side
    45,778,287.20x = 2,104,608,796,686,329.25
  5. Step 5: Solve for x
    x = 2,104,608,796,686,329.25/45,778,287.20
  6. Step 6: Final answer
    x = 45,973,952.40

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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.