Home / 7,111,979,014.20-10,667,968,521.30-6,712,902,252.60

Finding the Fourth Proportional to 7,111,979,014.20, 10,667,968,521.30 and 6,712,902,252.60

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Solution

The fourth proportional to 7,111,979,014.20, 10,667,968,521.30 and 6,712,902,252.60 is: 10,069,353,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,979,014.20 : 10,667,968,521.30 = 6,712,902,252.60 : x
  2. Step 2: Convert to fraction form
    7,111,979,014.20/10,667,968,521.30 = 6,712,902,252.60/x
  3. Step 3: Cross multiply
    7,111,979,014.20x = 10,667,968,521.30 × 6,712,902,252.60
  4. Step 4: Simplify right side
    7,111,979,014.20x = 71,613,029,917,300,662,272
  5. Step 5: Solve for x
    x = 71,613,029,917,300,662,272/7,111,979,014.20
  6. Step 6: Final answer
    x = 10,069,353,378.90

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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.