Home / 130,302,855.42-195,410,881.44-52,559,680.74

Finding the Fourth Proportional to 130,302,855.42, 195,410,881.44 and 52,559,680.74

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Solution

The fourth proportional to 130,302,855.42, 195,410,881.44 and 52,559,680.74 is: 78,822,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,302,855.42 : 195,410,881.44 = 52,559,680.74 : x
  2. Step 2: Convert to fraction form
    130,302,855.42/195,410,881.44 = 52,559,680.74/x
  3. Step 3: Cross multiply
    130,302,855.42x = 195,410,881.44 × 52,559,680.74
  4. Step 4: Simplify right side
    130,302,855.42x = 10,270,733,541,608,392
  5. Step 5: Solve for x
    x = 10,270,733,541,608,392/130,302,855.42
  6. Step 6: Final answer
    x = 78,822,014.36

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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.