Home / 466,245,963.56-643,409,206.80-254,545,559.12

Finding the Fourth Proportional to 466,245,963.56, 643,409,206.80 and 254,545,559.12

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Solution

The fourth proportional to 466,245,963.56, 643,409,206.80 and 254,545,559.12 is: 351,267,290.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,245,963.56 : 643,409,206.80 = 254,545,559.12 : x
  2. Step 2: Convert to fraction form
    466,245,963.56/643,409,206.80 = 254,545,559.12/x
  3. Step 3: Cross multiply
    466,245,963.56x = 643,409,206.80 × 254,545,559.12
  4. Step 4: Simplify right side
    466,245,963.56x = 163,776,956,287,861,696
  5. Step 5: Solve for x
    x = 163,776,956,287,861,696/466,245,963.56
  6. Step 6: Final answer
    x = 351,267,290.42

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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.