Home / 294,156,731.20-441,235,096.80-100,287,054.40

Finding the Fourth Proportional to 294,156,731.20, 441,235,096.80 and 100,287,054.40

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Solution

The fourth proportional to 294,156,731.20, 441,235,096.80 and 100,287,054.40 is: 150,430,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,156,731.20 : 441,235,096.80 = 100,287,054.40 : x
  2. Step 2: Convert to fraction form
    294,156,731.20/441,235,096.80 = 100,287,054.40/x
  3. Step 3: Cross multiply
    294,156,731.20x = 441,235,096.80 × 100,287,054.40
  4. Step 4: Simplify right side
    294,156,731.20x = 44,250,168,155,970,872
  5. Step 5: Solve for x
    x = 44,250,168,155,970,872/294,156,731.20
  6. Step 6: Final answer
    x = 150,430,581.60

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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.