Home / 8,498,664,817.20-12,747,997,225.80-2,977,205,403.60

Finding the Fourth Proportional to 8,498,664,817.20, 12,747,997,225.80 and 2,977,205,403.60

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Solution

The fourth proportional to 8,498,664,817.20, 12,747,997,225.80 and 2,977,205,403.60 is: 4,465,808,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498,664,817.20 : 12,747,997,225.80 = 2,977,205,403.60 : x
  2. Step 2: Convert to fraction form
    8,498,664,817.20/12,747,997,225.80 = 2,977,205,403.60/x
  3. Step 3: Cross multiply
    8,498,664,817.20x = 12,747,997,225.80 × 2,977,205,403.60
  4. Step 4: Simplify right side
    8,498,664,817.20x = 37,953,406,225,729,568,768
  5. Step 5: Solve for x
    x = 37,953,406,225,729,568,768/8,498,664,817.20
  6. Step 6: Final answer
    x = 4,465,808,105.40

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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.