Home / 88,780,011.60-133,028,299.80-74,324,816.40

Finding the Fourth Proportional to 88,780,011.60, 133,028,299.80 and 74,324,816.40

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Solution

The fourth proportional to 88,780,011.60, 133,028,299.80 and 74,324,816.40 is: 111,368,581.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,780,011.60 : 133,028,299.80 = 74,324,816.40 : x
  2. Step 2: Convert to fraction form
    88,780,011.60/133,028,299.80 = 74,324,816.40/x
  3. Step 3: Cross multiply
    88,780,011.60x = 133,028,299.80 × 74,324,816.40
  4. Step 4: Simplify right side
    88,780,011.60x = 9,887,303,958,639,158
  5. Step 5: Solve for x
    x = 9,887,303,958,639,158/88,780,011.60
  6. Step 6: Final answer
    x = 111,368,581.51

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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.