Home / 1,769,471,996.80-2,654,207,995.20-620,730,774.40

Finding the Fourth Proportional to 1,769,471,996.80, 2,654,207,995.20 and 620,730,774.40

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Solution

The fourth proportional to 1,769,471,996.80, 2,654,207,995.20 and 620,730,774.40 is: 931,096,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,471,996.80 : 2,654,207,995.20 = 620,730,774.40 : x
  2. Step 2: Convert to fraction form
    1,769,471,996.80/2,654,207,995.20 = 620,730,774.40/x
  3. Step 3: Cross multiply
    1,769,471,996.80x = 2,654,207,995.20 × 620,730,774.40
  4. Step 4: Simplify right side
    1,769,471,996.80x = 1,647,548,584,279,167,232
  5. Step 5: Solve for x
    x = 1,647,548,584,279,167,232/1,769,471,996.80
  6. Step 6: Final answer
    x = 931,096,161.60

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1.5x scale

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.