Home / 413,401,677.72-620,081,903.34-154,597,871.40

Finding the Fourth Proportional to 413,401,677.72, 620,081,903.34 and 154,597,871.40

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Solution

The fourth proportional to 413,401,677.72, 620,081,903.34 and 154,597,871.40 is: 231,889,098.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,401,677.72 : 620,081,903.34 = 154,597,871.40 : x
  2. Step 2: Convert to fraction form
    413,401,677.72/620,081,903.34 = 154,597,871.40/x
  3. Step 3: Cross multiply
    413,401,677.72x = 620,081,903.34 × 154,597,871.40
  4. Step 4: Simplify right side
    413,401,677.72x = 95,863,342,350,024,560
  5. Step 5: Solve for x
    x = 95,863,342,350,024,560/413,401,677.72
  6. Step 6: Final answer
    x = 231,889,098.46

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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.