Home / 99,792,146.40-149,576,245.20-56,682,002.40

Finding the Fourth Proportional to 99,792,146.40, 149,576,245.20 and 56,682,002.40

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Solution

The fourth proportional to 99,792,146.40, 149,576,245.20 and 56,682,002.40 is: 84,959,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,792,146.40 : 149,576,245.20 = 56,682,002.40 : x
  2. Step 2: Convert to fraction form
    99,792,146.40/149,576,245.20 = 56,682,002.40/x
  3. Step 3: Cross multiply
    99,792,146.40x = 149,576,245.20 × 56,682,002.40
  4. Step 4: Simplify right side
    99,792,146.40x = 8,478,281,089,409,388
  5. Step 5: Solve for x
    x = 8,478,281,089,409,388/99,792,146.40
  6. Step 6: Final answer
    x = 84,959,402.07

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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.