Home / 166,275,363.20-249,413,044.80-75,576,099.20

Finding the Fourth Proportional to 166,275,363.20, 249,413,044.80 and 75,576,099.20

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Solution

The fourth proportional to 166,275,363.20, 249,413,044.80 and 75,576,099.20 is: 113,364,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,275,363.20 : 249,413,044.80 = 75,576,099.20 : x
  2. Step 2: Convert to fraction form
    166,275,363.20/249,413,044.80 = 75,576,099.20/x
  3. Step 3: Cross multiply
    166,275,363.20x = 249,413,044.80 × 75,576,099.20
  4. Step 4: Simplify right side
    166,275,363.20x = 18,849,665,015,578,844
  5. Step 5: Solve for x
    x = 18,849,665,015,578,844/166,275,363.20
  6. Step 6: Final answer
    x = 113,364,148.80

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1.5x scale

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.