Home / 136,811,823.98-205,219,064.57-109,450,143.05

Finding the Fourth Proportional to 136,811,823.98, 205,219,064.57 and 109,450,143.05

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Solution

The fourth proportional to 136,811,823.98, 205,219,064.57 and 109,450,143.05 is: 164,176,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,811,823.98 : 205,219,064.57 = 109,450,143.05 : x
  2. Step 2: Convert to fraction form
    136,811,823.98/205,219,064.57 = 109,450,143.05/x
  3. Step 3: Cross multiply
    136,811,823.98x = 205,219,064.57 × 109,450,143.05
  4. Step 4: Simplify right side
    136,811,823.98x = 22,461,255,972,200,340
  5. Step 5: Solve for x
    x = 22,461,255,972,200,340/136,811,823.98
  6. Step 6: Final answer
    x = 164,176,277.46

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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.