Home / 996,552,247.70-1,494,828,371.55-415,421,514.20

Finding the Fourth Proportional to 996,552,247.70, 1,494,828,371.55 and 415,421,514.20

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Solution

The fourth proportional to 996,552,247.70, 1,494,828,371.55 and 415,421,514.20 is: 623,132,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,552,247.70 : 1,494,828,371.55 = 415,421,514.20 : x
  2. Step 2: Convert to fraction form
    996,552,247.70/1,494,828,371.55 = 415,421,514.20/x
  3. Step 3: Cross multiply
    996,552,247.70x = 1,494,828,371.55 × 415,421,514.20
  4. Step 4: Simplify right side
    996,552,247.70x = 620,983,865,578,421,120
  5. Step 5: Solve for x
    x = 620,983,865,578,421,120/996,552,247.70
  6. Step 6: Final answer
    x = 623,132,271.30

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Double scale
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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.