Home / 294,456,005.20-441,684,007.80-100,586,328.40

Finding the Fourth Proportional to 294,456,005.20, 441,684,007.80 and 100,586,328.40

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Solution

The fourth proportional to 294,456,005.20, 441,684,007.80 and 100,586,328.40 is: 150,879,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,456,005.20 : 441,684,007.80 = 100,586,328.40 : x
  2. Step 2: Convert to fraction form
    294,456,005.20/441,684,007.80 = 100,586,328.40/x
  3. Step 3: Cross multiply
    294,456,005.20x = 441,684,007.80 × 100,586,328.40
  4. Step 4: Simplify right side
    294,456,005.20x = 44,427,372,657,598,968
  5. Step 5: Solve for x
    x = 44,427,372,657,598,968/294,456,005.20
  6. Step 6: Final answer
    x = 150,879,492.60

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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.