Home / 299,551,006.60-449,326,509.90-248,490,680.20

Finding the Fourth Proportional to 299,551,006.60, 449,326,509.90 and 248,490,680.20

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Solution

The fourth proportional to 299,551,006.60, 449,326,509.90 and 248,490,680.20 is: 372,736,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,551,006.60 : 449,326,509.90 = 248,490,680.20 : x
  2. Step 2: Convert to fraction form
    299,551,006.60/449,326,509.90 = 248,490,680.20/x
  3. Step 3: Cross multiply
    299,551,006.60x = 449,326,509.90 × 248,490,680.20
  4. Step 4: Simplify right side
    299,551,006.60x = 111,653,450,076,943,024
  5. Step 5: Solve for x
    x = 111,653,450,076,943,024/299,551,006.60
  6. Step 6: Final answer
    x = 372,736,020.30

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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.