Home / 7,277,285,144.28-10,042,653,514.95-3,935,783,426.25

Finding the Fourth Proportional to 7,277,285,144.28, 10,042,653,514.95 and 3,935,783,426.25

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Solution

The fourth proportional to 7,277,285,144.28, 10,042,653,514.95 and 3,935,783,426.25 is: 5,431,381,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277,285,144.28 : 10,042,653,514.95 = 3,935,783,426.25 : x
  2. Step 2: Convert to fraction form
    7,277,285,144.28/10,042,653,514.95 = 3,935,783,426.25/x
  3. Step 3: Cross multiply
    7,277,285,144.28x = 10,042,653,514.95 × 3,935,783,426.25
  4. Step 4: Simplify right side
    7,277,285,144.28x = 39,525,709,259,711,520,768
  5. Step 5: Solve for x
    x = 39,525,709,259,711,520,768/7,277,285,144.28
  6. Step 6: Final answer
    x = 5,431,381,136.79

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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.