Home / 98,901,249.60-148,351,874.40-50,528,308.80

Finding the Fourth Proportional to 98,901,249.60, 148,351,874.40 and 50,528,308.80

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Solution

The fourth proportional to 98,901,249.60, 148,351,874.40 and 50,528,308.80 is: 75,792,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,901,249.60 : 148,351,874.40 = 50,528,308.80 : x
  2. Step 2: Convert to fraction form
    98,901,249.60/148,351,874.40 = 50,528,308.80/x
  3. Step 3: Cross multiply
    98,901,249.60x = 148,351,874.40 × 50,528,308.80
  4. Step 4: Simplify right side
    98,901,249.60x = 7,495,969,320,742,015
  5. Step 5: Solve for x
    x = 7,495,969,320,742,015/98,901,249.60
  6. Step 6: Final answer
    x = 75,792,463.20

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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.