Home / 294,857,106.40-442,285,659.60-100,739,423.80

Finding the Fourth Proportional to 294,857,106.40, 442,285,659.60 and 100,739,423.80

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Solution

The fourth proportional to 294,857,106.40, 442,285,659.60 and 100,739,423.80 is: 151,109,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,857,106.40 : 442,285,659.60 = 100,739,423.80 : x
  2. Step 2: Convert to fraction form
    294,857,106.40/442,285,659.60 = 100,739,423.80/x
  3. Step 3: Cross multiply
    294,857,106.40x = 442,285,659.60 × 100,739,423.80
  4. Step 4: Simplify right side
    294,857,106.40x = 44,555,602,503,106,936
  5. Step 5: Solve for x
    x = 44,555,602,503,106,936/294,857,106.40
  6. Step 6: Final answer
    x = 151,109,135.70

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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.