Home / 791,448,016.40-1,187,172,024.60-584,823,755.60

Finding the Fourth Proportional to 791,448,016.40, 1,187,172,024.60 and 584,823,755.60

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Solution

The fourth proportional to 791,448,016.40, 1,187,172,024.60 and 584,823,755.60 is: 877,235,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,448,016.40 : 1,187,172,024.60 = 584,823,755.60 : x
  2. Step 2: Convert to fraction form
    791,448,016.40/1,187,172,024.60 = 584,823,755.60/x
  3. Step 3: Cross multiply
    791,448,016.40x = 1,187,172,024.60 × 584,823,755.60
  4. Step 4: Simplify right side
    791,448,016.40x = 694,286,401,969,827,584
  5. Step 5: Solve for x
    x = 694,286,401,969,827,584/791,448,016.40
  6. Step 6: Final answer
    x = 877,235,633.40

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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.