Home / 166,207,997.20-249,311,995.80-98,083,325.20

Finding the Fourth Proportional to 166,207,997.20, 249,311,995.80 and 98,083,325.20

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Solution

The fourth proportional to 166,207,997.20, 249,311,995.80 and 98,083,325.20 is: 147,124,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,207,997.20 : 249,311,995.80 = 98,083,325.20 : x
  2. Step 2: Convert to fraction form
    166,207,997.20/249,311,995.80 = 98,083,325.20/x
  3. Step 3: Cross multiply
    166,207,997.20x = 249,311,995.80 × 98,083,325.20
  4. Step 4: Simplify right side
    166,207,997.20x = 24,453,349,560,312,436
  5. Step 5: Solve for x
    x = 24,453,349,560,312,436/166,207,997.20
  6. Step 6: Final answer
    x = 147,124,987.80

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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.