Home / 126,418,165.83-189,627,492.69-48,731,653.35

Finding the Fourth Proportional to 126,418,165.83, 189,627,492.69 and 48,731,653.35

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Solution

The fourth proportional to 126,418,165.83, 189,627,492.69 and 48,731,653.35 is: 73,097,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,418,165.83 : 189,627,492.69 = 48,731,653.35 : x
  2. Step 2: Convert to fraction form
    126,418,165.83/189,627,492.69 = 48,731,653.35/x
  3. Step 3: Cross multiply
    126,418,165.83x = 189,627,492.69 × 48,731,653.35
  4. Step 4: Simplify right side
    126,418,165.83x = 9,240,861,239,398,740
  5. Step 5: Solve for x
    x = 9,240,861,239,398,740/126,418,165.83
  6. Step 6: Final answer
    x = 73,097,574.06

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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.