Home / 6,561,496,155.12-9,054,864,693-3,591,272,406.48

Finding the Fourth Proportional to 6,561,496,155.12, 9,054,864,693 and 3,591,272,406.48

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Solution

The fourth proportional to 6,561,496,155.12, 9,054,864,693 and 3,591,272,406.48 is: 4,955,955,920.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561,496,155.12 : 9,054,864,693 = 3,591,272,406.48 : x
  2. Step 2: Convert to fraction form
    6,561,496,155.12/9,054,864,693 = 3,591,272,406.48/x
  3. Step 3: Cross multiply
    6,561,496,155.12x = 9,054,864,693 × 3,591,272,406.48
  4. Step 4: Simplify right side
    6,561,496,155.12x = 32,518,485,716,380,897,280
  5. Step 5: Solve for x
    x = 32,518,485,716,380,897,280/6,561,496,155.12
  6. Step 6: Final answer
    x = 4,955,955,920.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.