Home / 226,492,088.91-339,630,792.63-78,888,170.49

Finding the Fourth Proportional to 226,492,088.91, 339,630,792.63 and 78,888,170.49

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Solution

The fourth proportional to 226,492,088.91, 339,630,792.63 and 78,888,170.49 is: 118,294,868.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,492,088.91 : 339,630,792.63 = 78,888,170.49 : x
  2. Step 2: Convert to fraction form
    226,492,088.91/339,630,792.63 = 78,888,170.49/x
  3. Step 3: Cross multiply
    226,492,088.91x = 339,630,792.63 × 78,888,170.49
  4. Step 4: Simplify right side
    226,492,088.91x = 26,792,851,872,649,272
  5. Step 5: Solve for x
    x = 26,792,851,872,649,272/226,492,088.91
  6. Step 6: Final answer
    x = 118,294,868.49

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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.