Home / 99,559,449.20-149,339,173.80-93,512,831.60

Finding the Fourth Proportional to 99,559,449.20, 149,339,173.80 and 93,512,831.60

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Solution

The fourth proportional to 99,559,449.20, 149,339,173.80 and 93,512,831.60 is: 140,269,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,559,449.20 : 149,339,173.80 = 93,512,831.60 : x
  2. Step 2: Convert to fraction form
    99,559,449.20/149,339,173.80 = 93,512,831.60/x
  3. Step 3: Cross multiply
    99,559,449.20x = 149,339,173.80 × 93,512,831.60
  4. Step 4: Simplify right side
    99,559,449.20x = 13,965,129,010,842,532
  5. Step 5: Solve for x
    x = 13,965,129,010,842,532/99,559,449.20
  6. Step 6: Final answer
    x = 140,269,247.40

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1.5x scale

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.