Home / 150,528,003.90-226,295,890.65-128,357,072.70

Finding the Fourth Proportional to 150,528,003.90, 226,295,890.65 and 128,357,072.70

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Solution

The fourth proportional to 150,528,003.90, 226,295,890.65 and 128,357,072.70 is: 192,965,277.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,528,003.90 : 226,295,890.65 = 128,357,072.70 : x
  2. Step 2: Convert to fraction form
    150,528,003.90/226,295,890.65 = 128,357,072.70/x
  3. Step 3: Cross multiply
    150,528,003.90x = 226,295,890.65 × 128,357,072.70
  4. Step 4: Simplify right side
    150,528,003.90x = 29,046,678,087,873,300
  5. Step 5: Solve for x
    x = 29,046,678,087,873,300/150,528,003.90
  6. Step 6: Final answer
    x = 192,965,277.79

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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.