Home / 7,558,285,420.80-11,337,428,131.20-5,354,293,305.60

Finding the Fourth Proportional to 7,558,285,420.80, 11,337,428,131.20 and 5,354,293,305.60

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Solution

The fourth proportional to 7,558,285,420.80, 11,337,428,131.20 and 5,354,293,305.60 is: 8,031,439,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,285,420.80 : 11,337,428,131.20 = 5,354,293,305.60 : x
  2. Step 2: Convert to fraction form
    7,558,285,420.80/11,337,428,131.20 = 5,354,293,305.60/x
  3. Step 3: Cross multiply
    7,558,285,420.80x = 11,337,428,131.20 × 5,354,293,305.60
  4. Step 4: Simplify right side
    7,558,285,420.80x = 60,703,915,545,605,283,840
  5. Step 5: Solve for x
    x = 60,703,915,545,605,283,840/7,558,285,420.80
  6. Step 6: Final answer
    x = 8,031,439,958.40

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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.