Home / 5,389,956,442.70-8,077,707,805.89-4,194,875,231.20

Finding the Fourth Proportional to 5,389,956,442.70, 8,077,707,805.89 and 4,194,875,231.20

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Solution

The fourth proportional to 5,389,956,442.70, 8,077,707,805.89 and 4,194,875,231.20 is: 6,286,688,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,956,442.70 : 8,077,707,805.89 = 4,194,875,231.20 : x
  2. Step 2: Convert to fraction form
    5,389,956,442.70/8,077,707,805.89 = 4,194,875,231.20/x
  3. Step 3: Cross multiply
    5,389,956,442.70x = 8,077,707,805.89 × 4,194,875,231.20
  4. Step 4: Simplify right side
    5,389,956,442.70x = 33,884,976,399,824,879,616
  5. Step 5: Solve for x
    x = 33,884,976,399,824,879,616/5,389,956,442.70
  6. Step 6: Final answer
    x = 6,286,688,354.55

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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.