Home / 215,889,943.02-323,759,143.17-60,401,968.59

Finding the Fourth Proportional to 215,889,943.02, 323,759,143.17 and 60,401,968.59

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Solution

The fourth proportional to 215,889,943.02, 323,759,143.17 and 60,401,968.59 is: 90,581,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,889,943.02 : 323,759,143.17 = 60,401,968.59 : x
  2. Step 2: Convert to fraction form
    215,889,943.02/323,759,143.17 = 60,401,968.59/x
  3. Step 3: Cross multiply
    215,889,943.02x = 323,759,143.17 × 60,401,968.59
  4. Step 4: Simplify right side
    215,889,943.02x = 19,555,689,596,479,656
  5. Step 5: Solve for x
    x = 19,555,689,596,479,656/215,889,943.02
  6. Step 6: Final answer
    x = 90,581,753.48

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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.