Home / 217,044,466.40-325,566,699.60-148,169,712.80

Finding the Fourth Proportional to 217,044,466.40, 325,566,699.60 and 148,169,712.80

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Solution

The fourth proportional to 217,044,466.40, 325,566,699.60 and 148,169,712.80 is: 222,254,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,044,466.40 : 325,566,699.60 = 148,169,712.80 : x
  2. Step 2: Convert to fraction form
    217,044,466.40/325,566,699.60 = 148,169,712.80/x
  3. Step 3: Cross multiply
    217,044,466.40x = 325,566,699.60 × 148,169,712.80
  4. Step 4: Simplify right side
    217,044,466.40x = 48,239,124,376,975,880
  5. Step 5: Solve for x
    x = 48,239,124,376,975,880/217,044,466.40
  6. Step 6: Final answer
    x = 222,254,569.20

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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.