Home / 464,366,802.98-640,806,847.34-252,674,464.92

Finding the Fourth Proportional to 464,366,802.98, 640,806,847.34 and 252,674,464.92

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Solution

The fourth proportional to 464,366,802.98, 640,806,847.34 and 252,674,464.92 is: 348,680,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,366,802.98 : 640,806,847.34 = 252,674,464.92 : x
  2. Step 2: Convert to fraction form
    464,366,802.98/640,806,847.34 = 252,674,464.92/x
  3. Step 3: Cross multiply
    464,366,802.98x = 640,806,847.34 × 252,674,464.92
  4. Step 4: Simplify right side
    464,366,802.98x = 161,915,527,269,338,304
  5. Step 5: Solve for x
    x = 161,915,527,269,338,304/464,366,802.98
  6. Step 6: Final answer
    x = 348,680,237.76

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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.