Home / 130,681,416.30-196,085,110.05-92,260,200.30

Finding the Fourth Proportional to 130,681,416.30, 196,085,110.05 and 92,260,200.30

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Solution

The fourth proportional to 130,681,416.30, 196,085,110.05 and 92,260,200.30 is: 138,434,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,681,416.30 : 196,085,110.05 = 92,260,200.30 : x
  2. Step 2: Convert to fraction form
    130,681,416.30/196,085,110.05 = 92,260,200.30/x
  3. Step 3: Cross multiply
    130,681,416.30x = 196,085,110.05 × 92,260,200.30
  4. Step 4: Simplify right side
    130,681,416.30x = 18,090,851,529,060,544
  5. Step 5: Solve for x
    x = 18,090,851,529,060,544/130,681,416.30
  6. Step 6: Final answer
    x = 138,434,767.86

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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.