Home / 7,699,968,226.80-11,549,952,340.20-7,210,192,201.20

Finding the Fourth Proportional to 7,699,968,226.80, 11,549,952,340.20 and 7,210,192,201.20

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Solution

The fourth proportional to 7,699,968,226.80, 11,549,952,340.20 and 7,210,192,201.20 is: 10,815,288,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699,968,226.80 : 11,549,952,340.20 = 7,210,192,201.20 : x
  2. Step 2: Convert to fraction form
    7,699,968,226.80/11,549,952,340.20 = 7,210,192,201.20/x
  3. Step 3: Cross multiply
    7,699,968,226.80x = 11,549,952,340.20 × 7,210,192,201.20
  4. Step 4: Simplify right side
    7,699,968,226.80x = 83,277,376,287,541,739,520
  5. Step 5: Solve for x
    x = 83,277,376,287,541,739,520/7,699,968,226.80
  6. Step 6: Final answer
    x = 10,815,288,301.80

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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.