Home / 691,097,464.20-1,036,646,196.30-671,965,588.20

Finding the Fourth Proportional to 691,097,464.20, 1,036,646,196.30 and 671,965,588.20

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Solution

The fourth proportional to 691,097,464.20, 1,036,646,196.30 and 671,965,588.20 is: 1,007,948,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,097,464.20 : 1,036,646,196.30 = 671,965,588.20 : x
  2. Step 2: Convert to fraction form
    691,097,464.20/1,036,646,196.30 = 671,965,588.20/x
  3. Step 3: Cross multiply
    691,097,464.20x = 1,036,646,196.30 × 671,965,588.20
  4. Step 4: Simplify right side
    691,097,464.20x = 696,590,571,052,022,144
  5. Step 5: Solve for x
    x = 696,590,571,052,022,144/691,097,464.20
  6. Step 6: Final answer
    x = 1,007,948,382.30

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Double scale
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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.