Home / 290,504,521.16-435,782,950.24-93,772,598.90

Finding the Fourth Proportional to 290,504,521.16, 435,782,950.24 and 93,772,598.90

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Solution

The fourth proportional to 290,504,521.16, 435,782,950.24 and 93,772,598.90 is: 140,667,345.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,504,521.16 : 435,782,950.24 = 93,772,598.90 : x
  2. Step 2: Convert to fraction form
    290,504,521.16/435,782,950.24 = 93,772,598.90/x
  3. Step 3: Cross multiply
    290,504,521.16x = 435,782,950.24 × 93,772,598.90
  4. Step 4: Simplify right side
    290,504,521.16x = 40,864,499,801,169,208
  5. Step 5: Solve for x
    x = 40,864,499,801,169,208/290,504,521.16
  6. Step 6: Final answer
    x = 140,667,345.34

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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.