Home / 391,047,199.44-586,713,845.34-367,945,459.17

Finding the Fourth Proportional to 391,047,199.44, 586,713,845.34 and 367,945,459.17

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Solution

The fourth proportional to 391,047,199.44, 586,713,845.34 and 367,945,459.17 is: 552,052,784.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,047,199.44 : 586,713,845.34 = 367,945,459.17 : x
  2. Step 2: Convert to fraction form
    391,047,199.44/586,713,845.34 = 367,945,459.17/x
  3. Step 3: Cross multiply
    391,047,199.44x = 586,713,845.34 × 367,945,459.17
  4. Step 4: Simplify right side
    391,047,199.44x = 215,878,695,225,022,688
  5. Step 5: Solve for x
    x = 215,878,695,225,022,688/391,047,199.44
  6. Step 6: Final answer
    x = 552,052,784.25

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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.