Home / 314,929,168.40-472,629,948.60-161,496,246.80

Finding the Fourth Proportional to 314,929,168.40, 472,629,948.60 and 161,496,246.80

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Solution

The fourth proportional to 314,929,168.40, 472,629,948.60 and 161,496,246.80 is: 242,365,491.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,168.40 : 472,629,948.60 = 161,496,246.80 : x
  2. Step 2: Convert to fraction form
    314,929,168.40/472,629,948.60 = 161,496,246.80/x
  3. Step 3: Cross multiply
    314,929,168.40x = 472,629,948.60 × 161,496,246.80
  4. Step 4: Simplify right side
    314,929,168.40x = 76,327,962,824,176,928
  5. Step 5: Solve for x
    x = 76,327,962,824,176,928/314,929,168.40
  6. Step 6: Final answer
    x = 242,365,491.94

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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.