Home / 13,512,525,400.70-20,268,788,101.05-11,216,700,280.70

Finding the Fourth Proportional to 13,512,525,400.70, 20,268,788,101.05 and 11,216,700,280.70

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Solution

The fourth proportional to 13,512,525,400.70, 20,268,788,101.05 and 11,216,700,280.70 is: 16,825,050,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,512,525,400.70 : 20,268,788,101.05 = 11,216,700,280.70 : x
  2. Step 2: Convert to fraction form
    13,512,525,400.70/20,268,788,101.05 = 11,216,700,280.70/x
  3. Step 3: Cross multiply
    13,512,525,400.70x = 20,268,788,101.05 × 11,216,700,280.70
  4. Step 4: Simplify right side
    13,512,525,400.70x = 227,348,921,182,496,358,400
  5. Step 5: Solve for x
    x = 227,348,921,182,496,358,400/13,512,525,400.70
  6. Step 6: Final answer
    x = 16,825,050,421.05

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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.