Home / 11,320,267,632.32-15,621,258,616.15-6,239,351,966.52

Finding the Fourth Proportional to 11,320,267,632.32, 15,621,258,616.15 and 6,239,351,966.52

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Solution

The fourth proportional to 11,320,267,632.32, 15,621,258,616.15 and 6,239,351,966.52 is: 8,609,913,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,320,267,632.32 : 15,621,258,616.15 = 6,239,351,966.52 : x
  2. Step 2: Convert to fraction form
    11,320,267,632.32/15,621,258,616.15 = 6,239,351,966.52/x
  3. Step 3: Cross multiply
    11,320,267,632.32x = 15,621,258,616.15 × 6,239,351,966.52
  4. Step 4: Simplify right side
    11,320,267,632.32x = 97,466,530,666,221,158,400
  5. Step 5: Solve for x
    x = 97,466,530,666,221,158,400/11,320,267,632.32
  6. Step 6: Final answer
    x = 8,609,913,990.72

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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.