Home / 130,965,791.10-196,391,655.35-37,572,155.83

Finding the Fourth Proportional to 130,965,791.10, 196,391,655.35 and 37,572,155.83

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Solution

The fourth proportional to 130,965,791.10, 196,391,655.35 and 37,572,155.83 is: 56,341,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,965,791.10 : 196,391,655.35 = 37,572,155.83 : x
  2. Step 2: Convert to fraction form
    130,965,791.10/196,391,655.35 = 37,572,155.83/x
  3. Step 3: Cross multiply
    130,965,791.10x = 196,391,655.35 × 37,572,155.83
  4. Step 4: Simplify right side
    130,965,791.10x = 7,378,857,878,615,783
  5. Step 5: Solve for x
    x = 7,378,857,878,615,783/130,965,791.10
  6. Step 6: Final answer
    x = 56,341,872.30

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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.