Home / 217,831,204.80-326,746,807.20-190,957,348.80

Finding the Fourth Proportional to 217,831,204.80, 326,746,807.20 and 190,957,348.80

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Solution

The fourth proportional to 217,831,204.80, 326,746,807.20 and 190,957,348.80 is: 286,436,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,831,204.80 : 326,746,807.20 = 190,957,348.80 : x
  2. Step 2: Convert to fraction form
    217,831,204.80/326,746,807.20 = 190,957,348.80/x
  3. Step 3: Cross multiply
    217,831,204.80x = 326,746,807.20 × 190,957,348.80
  4. Step 4: Simplify right side
    217,831,204.80x = 62,394,704,031,776,752
  5. Step 5: Solve for x
    x = 62,394,704,031,776,752/217,831,204.80
  6. Step 6: Final answer
    x = 286,436,023.20

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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.