Home / 171,930,045.60-257,895,068.40-156,057,674.40

Finding the Fourth Proportional to 171,930,045.60, 257,895,068.40 and 156,057,674.40

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Solution

The fourth proportional to 171,930,045.60, 257,895,068.40 and 156,057,674.40 is: 234,086,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,930,045.60 : 257,895,068.40 = 156,057,674.40 : x
  2. Step 2: Convert to fraction form
    171,930,045.60/257,895,068.40 = 156,057,674.40/x
  3. Step 3: Cross multiply
    171,930,045.60x = 257,895,068.40 × 156,057,674.40
  4. Step 4: Simplify right side
    171,930,045.60x = 40,246,504,613,732,928
  5. Step 5: Solve for x
    x = 40,246,504,613,732,928/171,930,045.60
  6. Step 6: Final answer
    x = 234,086,511.60

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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.