Home / 163,945,455.10-246,012,661.05-61,782,811.90

Finding the Fourth Proportional to 163,945,455.10, 246,012,661.05 and 61,782,811.90

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Solution

The fourth proportional to 163,945,455.10, 246,012,661.05 and 61,782,811.90 is: 92,709,822.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,945,455.10 : 246,012,661.05 = 61,782,811.90 : x
  2. Step 2: Convert to fraction form
    163,945,455.10/246,012,661.05 = 61,782,811.90/x
  3. Step 3: Cross multiply
    163,945,455.10x = 246,012,661.05 × 61,782,811.90
  4. Step 4: Simplify right side
    163,945,455.10x = 15,199,353,962,670,606
  5. Step 5: Solve for x
    x = 15,199,353,962,670,606/163,945,455.10
  6. Step 6: Final answer
    x = 92,709,822.02

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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.