Home / 195,590,930.40-293,172,123.60-98,391,621.60

Finding the Fourth Proportional to 195,590,930.40, 293,172,123.60 and 98,391,621.60

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Solution

The fourth proportional to 195,590,930.40, 293,172,123.60 and 98,391,621.60 is: 147,479,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,590,930.40 : 293,172,123.60 = 98,391,621.60 : x
  2. Step 2: Convert to fraction form
    195,590,930.40/293,172,123.60 = 98,391,621.60/x
  3. Step 3: Cross multiply
    195,590,930.40x = 293,172,123.60 × 98,391,621.60
  4. Step 4: Simplify right side
    195,590,930.40x = 28,845,680,648,919,632
  5. Step 5: Solve for x
    x = 28,845,680,648,919,632/195,590,930.40
  6. Step 6: Final answer
    x = 147,479,643.30

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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.