Home / 166,024,939.05-249,188,532.12-88,367,040.36

Finding the Fourth Proportional to 166,024,939.05, 249,188,532.12 and 88,367,040.36

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Solution

The fourth proportional to 166,024,939.05, 249,188,532.12 and 88,367,040.36 is: 132,630,996.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,024,939.05 : 249,188,532.12 = 88,367,040.36 : x
  2. Step 2: Convert to fraction form
    166,024,939.05/249,188,532.12 = 88,367,040.36/x
  3. Step 3: Cross multiply
    166,024,939.05x = 249,188,532.12 × 88,367,040.36
  4. Step 4: Simplify right side
    166,024,939.05x = 22,020,053,075,097,196
  5. Step 5: Solve for x
    x = 22,020,053,075,097,196/166,024,939.05
  6. Step 6: Final answer
    x = 132,630,996.29

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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.