Home / 8,585,011,293.80-12,877,516,940.70-3,140,699,844.20

Finding the Fourth Proportional to 8,585,011,293.80, 12,877,516,940.70 and 3,140,699,844.20

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Solution

The fourth proportional to 8,585,011,293.80, 12,877,516,940.70 and 3,140,699,844.20 is: 4,711,049,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585,011,293.80 : 12,877,516,940.70 = 3,140,699,844.20 : x
  2. Step 2: Convert to fraction form
    8,585,011,293.80/12,877,516,940.70 = 3,140,699,844.20/x
  3. Step 3: Cross multiply
    8,585,011,293.80x = 12,877,516,940.70 × 3,140,699,844.20
  4. Step 4: Simplify right side
    8,585,011,293.80x = 40,444,415,449,339,346,944
  5. Step 5: Solve for x
    x = 40,444,415,449,339,346,944/8,585,011,293.80
  6. Step 6: Final answer
    x = 4,711,049,766.30

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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.