Home / 111,258,637.40-166,772,810.55-49,877,201.90

Finding the Fourth Proportional to 111,258,637.40, 166,772,810.55 and 49,877,201.90

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Solution

The fourth proportional to 111,258,637.40, 166,772,810.55 and 49,877,201.90 is: 74,764,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,258,637.40 : 166,772,810.55 = 49,877,201.90 : x
  2. Step 2: Convert to fraction form
    111,258,637.40/166,772,810.55 = 49,877,201.90/x
  3. Step 3: Cross multiply
    111,258,637.40x = 166,772,810.55 × 49,877,201.90
  4. Step 4: Simplify right side
    111,258,637.40x = 8,318,161,143,232,800
  5. Step 5: Solve for x
    x = 8,318,161,143,232,800/111,258,637.40
  6. Step 6: Final answer
    x = 74,764,183.15

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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.