Home / 624,479,948.98-936,060,752.10-209,563,366.96

Finding the Fourth Proportional to 624,479,948.98, 936,060,752.10 and 209,563,366.96

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Solution

The fourth proportional to 624,479,948.98, 936,060,752.10 and 209,563,366.96 is: 314,123,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,479,948.98 : 936,060,752.10 = 209,563,366.96 : x
  2. Step 2: Convert to fraction form
    624,479,948.98/936,060,752.10 = 209,563,366.96/x
  3. Step 3: Cross multiply
    624,479,948.98x = 936,060,752.10 × 209,563,366.96
  4. Step 4: Simplify right side
    624,479,948.98x = 196,164,042,889,185,888
  5. Step 5: Solve for x
    x = 196,164,042,889,185,888/624,479,948.98
  6. Step 6: Final answer
    x = 314,123,845.30

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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.