Home / 7,071,119,613.84-9,758,380,639.56-3,856,205,014.14

Finding the Fourth Proportional to 7,071,119,613.84, 9,758,380,639.56 and 3,856,205,014.14

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Solution

The fourth proportional to 7,071,119,613.84, 9,758,380,639.56 and 3,856,205,014.14 is: 5,321,691,387.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071,119,613.84 : 9,758,380,639.56 = 3,856,205,014.14 : x
  2. Step 2: Convert to fraction form
    7,071,119,613.84/9,758,380,639.56 = 3,856,205,014.14/x
  3. Step 3: Cross multiply
    7,071,119,613.84x = 9,758,380,639.56 × 3,856,205,014.14
  4. Step 4: Simplify right side
    7,071,119,613.84x = 37,630,316,352,157,966,336
  5. Step 5: Solve for x
    x = 37,630,316,352,157,966,336/7,071,119,613.84
  6. Step 6: Final answer
    x = 5,321,691,387.95

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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.