Home / 6,781,983,124.52-9,359,144,470.94-3,771,171,183.20

Finding the Fourth Proportional to 6,781,983,124.52, 9,359,144,470.94 and 3,771,171,183.20

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Solution

The fourth proportional to 6,781,983,124.52, 9,359,144,470.94 and 3,771,171,183.20 is: 5,204,220,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781,983,124.52 : 9,359,144,470.94 = 3,771,171,183.20 : x
  2. Step 2: Convert to fraction form
    6,781,983,124.52/9,359,144,470.94 = 3,771,171,183.20/x
  3. Step 3: Cross multiply
    6,781,983,124.52x = 9,359,144,470.94 × 3,771,171,183.20
  4. Step 4: Simplify right side
    6,781,983,124.52x = 35,294,935,928,148,885,504
  5. Step 5: Solve for x
    x = 35,294,935,928,148,885,504/6,781,983,124.52
  6. Step 6: Final answer
    x = 5,204,220,547.31

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Double scale
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1.5x scale

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.