Home / 131,349,998.10-197,043,659.55-40,464,110.10

Finding the Fourth Proportional to 131,349,998.10, 197,043,659.55 and 40,464,110.10

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Solution

The fourth proportional to 131,349,998.10, 197,043,659.55 and 40,464,110.10 is: 60,701,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,349,998.10 : 197,043,659.55 = 40,464,110.10 : x
  2. Step 2: Convert to fraction form
    131,349,998.10/197,043,659.55 = 40,464,110.10/x
  3. Step 3: Cross multiply
    131,349,998.10x = 197,043,659.55 × 40,464,110.10
  4. Step 4: Simplify right side
    131,349,998.10x = 7,973,196,334,538,117
  5. Step 5: Solve for x
    x = 7,973,196,334,538,117/131,349,998.10
  6. Step 6: Final answer
    x = 60,701,914.35

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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.