Home / 343,401,092.77-515,313,510.30-159,134,222.69

Finding the Fourth Proportional to 343,401,092.77, 515,313,510.30 and 159,134,222.69

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Solution

The fourth proportional to 343,401,092.77, 515,313,510.30 and 159,134,222.69 is: 238,799,516.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,401,092.77 : 515,313,510.30 = 159,134,222.69 : x
  2. Step 2: Convert to fraction form
    343,401,092.77/515,313,510.30 = 159,134,222.69/x
  3. Step 3: Cross multiply
    343,401,092.77x = 515,313,510.30 × 159,134,222.69
  4. Step 4: Simplify right side
    343,401,092.77x = 82,004,014,903,609,280
  5. Step 5: Solve for x
    x = 82,004,014,903,609,280/343,401,092.77
  6. Step 6: Final answer
    x = 238,799,516.45

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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.