Home / 130,965,790.85-196,391,654.98-37,572,155.58

Finding the Fourth Proportional to 130,965,790.85, 196,391,654.98 and 37,572,155.58

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Solution

The fourth proportional to 130,965,790.85, 196,391,654.98 and 37,572,155.58 is: 56,341,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,965,790.85 : 196,391,654.98 = 37,572,155.58 : x
  2. Step 2: Convert to fraction form
    130,965,790.85/196,391,654.98 = 37,572,155.58/x
  3. Step 3: Cross multiply
    130,965,790.85x = 196,391,654.98 × 37,572,155.58
  4. Step 4: Simplify right side
    130,965,790.85x = 7,378,857,815,482,138
  5. Step 5: Solve for x
    x = 7,378,857,815,482,138/130,965,790.85
  6. Step 6: Final answer
    x = 56,341,871.93

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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.