Home / 617,280,624.71-851,848,105.65-335,023,069.85

Finding the Fourth Proportional to 617,280,624.71, 851,848,105.65 and 335,023,069.85

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Solution

The fourth proportional to 617,280,624.71, 851,848,105.65 and 335,023,069.85 is: 462,332,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,280,624.71 : 851,848,105.65 = 335,023,069.85 : x
  2. Step 2: Convert to fraction form
    617,280,624.71/851,848,105.65 = 335,023,069.85/x
  3. Step 3: Cross multiply
    617,280,624.71x = 851,848,105.65 × 335,023,069.85
  4. Step 4: Simplify right side
    617,280,624.71x = 285,388,767,402,899,776
  5. Step 5: Solve for x
    x = 285,388,767,402,899,776/617,280,624.71
  6. Step 6: Final answer
    x = 462,332,294.23

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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.