Home / 10,779,928,467.24-16,155,438,977.02-8,389,766,121.24

Finding the Fourth Proportional to 10,779,928,467.24, 16,155,438,977.02 and 8,389,766,121.24

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Solution

The fourth proportional to 10,779,928,467.24, 16,155,438,977.02 and 8,389,766,121.24 is: 12,573,400,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,928,467.24 : 16,155,438,977.02 = 8,389,766,121.24 : x
  2. Step 2: Convert to fraction form
    10,779,928,467.24/16,155,438,977.02 = 8,389,766,121.24/x
  3. Step 3: Cross multiply
    10,779,928,467.24x = 16,155,438,977.02 × 8,389,766,121.24
  4. Step 4: Simplify right side
    10,779,928,467.24x = 135,540,354,603,162,599,424
  5. Step 5: Solve for x
    x = 135,540,354,603,162,599,424/10,779,928,467.24
  6. Step 6: Final answer
    x = 12,573,400,186.75

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Double scale
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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.