Home / 383,818,922.80-575,728,384.20-376,166,172.40

Finding the Fourth Proportional to 383,818,922.80, 575,728,384.20 and 376,166,172.40

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Solution

The fourth proportional to 383,818,922.80, 575,728,384.20 and 376,166,172.40 is: 564,249,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,818,922.80 : 575,728,384.20 = 376,166,172.40 : x
  2. Step 2: Convert to fraction form
    383,818,922.80/575,728,384.20 = 376,166,172.40/x
  3. Step 3: Cross multiply
    383,818,922.80x = 575,728,384.20 × 376,166,172.40
  4. Step 4: Simplify right side
    383,818,922.80x = 216,569,542,626,550,656
  5. Step 5: Solve for x
    x = 216,569,542,626,550,656/383,818,922.80
  6. Step 6: Final answer
    x = 564,249,258.60

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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.