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Finding the Fourth Proportional to 275,698,688.70, 413,548,033.05 and 173,662,016.70

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Solution

The fourth proportional to 275,698,688.70, 413,548,033.05 and 173,662,016.70 is: 260,493,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,698,688.70 : 413,548,033.05 = 173,662,016.70 : x
  2. Step 2: Convert to fraction form
    275,698,688.70/413,548,033.05 = 173,662,016.70/x
  3. Step 3: Cross multiply
    275,698,688.70x = 413,548,033.05 × 173,662,016.70
  4. Step 4: Simplify right side
    275,698,688.70x = 71,817,585,421,781,248
  5. Step 5: Solve for x
    x = 71,817,585,421,781,248/275,698,688.70
  6. Step 6: Final answer
    x = 260,493,025.05

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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.