Home / 792,667,219.80-1,189,000,829.70-754,403,467.80

Finding the Fourth Proportional to 792,667,219.80, 1,189,000,829.70 and 754,403,467.80

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Solution

The fourth proportional to 792,667,219.80, 1,189,000,829.70 and 754,403,467.80 is: 1,131,605,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,667,219.80 : 1,189,000,829.70 = 754,403,467.80 : x
  2. Step 2: Convert to fraction form
    792,667,219.80/1,189,000,829.70 = 754,403,467.80/x
  3. Step 3: Cross multiply
    792,667,219.80x = 1,189,000,829.70 × 754,403,467.80
  4. Step 4: Simplify right side
    792,667,219.80x = 896,986,349,142,757,248
  5. Step 5: Solve for x
    x = 896,986,349,142,757,248/792,667,219.80
  6. Step 6: Final answer
    x = 1,131,605,201.70

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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.