Home / 1,198,253,602.80-1,797,380,404.20-688,645,666.80

Finding the Fourth Proportional to 1,198,253,602.80, 1,797,380,404.20 and 688,645,666.80

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Solution

The fourth proportional to 1,198,253,602.80, 1,797,380,404.20 and 688,645,666.80 is: 1,032,968,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,253,602.80 : 1,797,380,404.20 = 688,645,666.80 : x
  2. Step 2: Convert to fraction form
    1,198,253,602.80/1,797,380,404.20 = 688,645,666.80/x
  3. Step 3: Cross multiply
    1,198,253,602.80x = 1,797,380,404.20 × 688,645,666.80
  4. Step 4: Simplify right side
    1,198,253,602.80x = 1,237,758,226,943,562,496
  5. Step 5: Solve for x
    x = 1,237,758,226,943,562,496/1,198,253,602.80
  6. Step 6: Final answer
    x = 1,032,968,500.20

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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.