Home / 283,164,599.54-390,786,787.08-171,660,140.28

Finding the Fourth Proportional to 283,164,599.54, 390,786,787.08 and 171,660,140.28

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Solution

The fourth proportional to 283,164,599.54, 390,786,787.08 and 171,660,140.28 is: 236,902,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,164,599.54 : 390,786,787.08 = 171,660,140.28 : x
  2. Step 2: Convert to fraction form
    283,164,599.54/390,786,787.08 = 171,660,140.28/x
  3. Step 3: Cross multiply
    283,164,599.54x = 390,786,787.08 × 171,660,140.28
  4. Step 4: Simplify right side
    283,164,599.54x = 67,082,514,689,723,288
  5. Step 5: Solve for x
    x = 67,082,514,689,723,288/283,164,599.54
  6. Step 6: Final answer
    x = 236,902,899.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.