Home / 99,664,401.20-149,496,601.80-93,617,783.60

Finding the Fourth Proportional to 99,664,401.20, 149,496,601.80 and 93,617,783.60

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Solution

The fourth proportional to 99,664,401.20, 149,496,601.80 and 93,617,783.60 is: 140,426,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,664,401.20 : 149,496,601.80 = 93,617,783.60 : x
  2. Step 2: Convert to fraction form
    99,664,401.20/149,496,601.80 = 93,617,783.60/x
  3. Step 3: Cross multiply
    99,664,401.20x = 149,496,601.80 × 93,617,783.60
  4. Step 4: Simplify right side
    99,664,401.20x = 13,995,540,516,247,770
  5. Step 5: Solve for x
    x = 13,995,540,516,247,770/99,664,401.20
  6. Step 6: Final answer
    x = 140,426,675.40

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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.