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Finding the Fourth Proportional to 6,679,587,774.30, 10,019,381,661.45 and 6,679,587,774.30

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Solution

The fourth proportional to 6,679,587,774.30, 10,019,381,661.45 and 6,679,587,774.30 is: 10,019,381,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679,587,774.30 : 10,019,381,661.45 = 6,679,587,774.30 : x
  2. Step 2: Convert to fraction form
    6,679,587,774.30/10,019,381,661.45 = 6,679,587,774.30/x
  3. Step 3: Cross multiply
    6,679,587,774.30x = 10,019,381,661.45 × 6,679,587,774.30
  4. Step 4: Simplify right side
    6,679,587,774.30x = 66,925,339,251,867,049,984
  5. Step 5: Solve for x
    x = 66,925,339,251,867,049,984/6,679,587,774.30
  6. Step 6: Final answer
    x = 10,019,381,661.45

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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.