Home / 98,780,097.20-148,175,744.52-30,632,477.36

Finding the Fourth Proportional to 98,780,097.20, 148,175,744.52 and 30,632,477.36

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Solution

The fourth proportional to 98,780,097.20, 148,175,744.52 and 30,632,477.36 is: 45,950,452.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,780,097.20 : 148,175,744.52 = 30,632,477.36 : x
  2. Step 2: Convert to fraction form
    98,780,097.20/148,175,744.52 = 30,632,477.36/x
  3. Step 3: Cross multiply
    98,780,097.20x = 148,175,744.52 × 30,632,477.36
  4. Step 4: Simplify right side
    98,780,097.20x = 4,538,990,139,310,044
  5. Step 5: Solve for x
    x = 4,538,990,139,310,044/98,780,097.20
  6. Step 6: Final answer
    x = 45,950,452.25

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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.