Home / 315,894,745.62-473,585,401.07-131,799,442.50

Finding the Fourth Proportional to 315,894,745.62, 473,585,401.07 and 131,799,442.50

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Solution

The fourth proportional to 315,894,745.62, 473,585,401.07 and 131,799,442.50 is: 197,592,054.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,894,745.62 : 473,585,401.07 = 131,799,442.50 : x
  2. Step 2: Convert to fraction form
    315,894,745.62/473,585,401.07 = 131,799,442.50/x
  3. Step 3: Cross multiply
    315,894,745.62x = 473,585,401.07 × 131,799,442.50
  4. Step 4: Simplify right side
    315,894,745.62x = 62,418,291,837,164,904
  5. Step 5: Solve for x
    x = 62,418,291,837,164,904/315,894,745.62
  6. Step 6: Final answer
    x = 197,592,054.64

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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.