Home / 314,929,397.70-472,394,096.55-161,874,389.70

Finding the Fourth Proportional to 314,929,397.70, 472,394,096.55 and 161,874,389.70

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Solution

The fourth proportional to 314,929,397.70, 472,394,096.55 and 161,874,389.70 is: 242,811,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,397.70 : 472,394,096.55 = 161,874,389.70 : x
  2. Step 2: Convert to fraction form
    314,929,397.70/472,394,096.55 = 161,874,389.70/x
  3. Step 3: Cross multiply
    314,929,397.70x = 472,394,096.55 × 161,874,389.70
  4. Step 4: Simplify right side
    314,929,397.70x = 76,468,506,076,914,128
  5. Step 5: Solve for x
    x = 76,468,506,076,914,128/314,929,397.70
  6. Step 6: Final answer
    x = 242,811,584.55

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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.