Home / 10,911,281,820.40-16,366,922,730.60-9,865,246,500.10

Finding the Fourth Proportional to 10,911,281,820.40, 16,366,922,730.60 and 9,865,246,500.10

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Solution

The fourth proportional to 10,911,281,820.40, 16,366,922,730.60 and 9,865,246,500.10 is: 14,797,869,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911,281,820.40 : 16,366,922,730.60 = 9,865,246,500.10 : x
  2. Step 2: Convert to fraction form
    10,911,281,820.40/16,366,922,730.60 = 9,865,246,500.10/x
  3. Step 3: Cross multiply
    10,911,281,820.40x = 16,366,922,730.60 × 9,865,246,500.10
  4. Step 4: Simplify right side
    10,911,281,820.40x = 161,463,727,185,458,790,400
  5. Step 5: Solve for x
    x = 161,463,727,185,458,790,400/10,911,281,820.40
  6. Step 6: Final answer
    x = 14,797,869,750.15

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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.