Home / 702,189,226.56-1,052,368,164-391,283,803.20

Finding the Fourth Proportional to 702,189,226.56, 1,052,368,164 and 391,283,803.20

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Solution

The fourth proportional to 702,189,226.56, 1,052,368,164 and 391,283,803.20 is: 586,415,458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,189,226.56 : 1,052,368,164 = 391,283,803.20 : x
  2. Step 2: Convert to fraction form
    702,189,226.56/1,052,368,164 = 391,283,803.20/x
  3. Step 3: Cross multiply
    702,189,226.56x = 1,052,368,164 × 391,283,803.20
  4. Step 4: Simplify right side
    702,189,226.56x = 411,774,617,576,521,344
  5. Step 5: Solve for x
    x = 411,774,617,576,521,344/702,189,226.56
  6. Step 6: Final answer
    x = 586,415,458.97

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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.