Home / 294,355,209.60-441,597,445.92-87,077,393.28

Finding the Fourth Proportional to 294,355,209.60, 441,597,445.92 and 87,077,393.28

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Solution

The fourth proportional to 294,355,209.60, 441,597,445.92 and 87,077,393.28 is: 130,635,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,355,209.60 : 441,597,445.92 = 87,077,393.28 : x
  2. Step 2: Convert to fraction form
    294,355,209.60/441,597,445.92 = 87,077,393.28/x
  3. Step 3: Cross multiply
    294,355,209.60x = 441,597,445.92 × 87,077,393.28
  4. Step 4: Simplify right side
    294,355,209.60x = 38,453,154,469,819,376
  5. Step 5: Solve for x
    x = 38,453,154,469,819,376/294,355,209.60
  6. Step 6: Final answer
    x = 130,635,209.49

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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.