Home / 468,608,642.72-702,417,374.61-173,313,990.83

Finding the Fourth Proportional to 468,608,642.72, 702,417,374.61 and 173,313,990.83

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Solution

The fourth proportional to 468,608,642.72, 702,417,374.61 and 173,313,990.83 is: 259,787,693.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,608,642.72 : 702,417,374.61 = 173,313,990.83 : x
  2. Step 2: Convert to fraction form
    468,608,642.72/702,417,374.61 = 173,313,990.83/x
  3. Step 3: Cross multiply
    468,608,642.72x = 702,417,374.61 × 173,313,990.83
  4. Step 4: Simplify right side
    468,608,642.72x = 121,738,758,423,101,536
  5. Step 5: Solve for x
    x = 121,738,758,423,101,536/468,608,642.72
  6. Step 6: Final answer
    x = 259,787,693.45

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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.