Home / 383,020,455.60-574,611,384.24-124,215,496.11

Finding the Fourth Proportional to 383,020,455.60, 574,611,384.24 and 124,215,496.11

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Solution

The fourth proportional to 383,020,455.60, 574,611,384.24 and 124,215,496.11 is: 186,349,415.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,020,455.60 : 574,611,384.24 = 124,215,496.11 : x
  2. Step 2: Convert to fraction form
    383,020,455.60/574,611,384.24 = 124,215,496.11/x
  3. Step 3: Cross multiply
    383,020,455.60x = 574,611,384.24 × 124,215,496.11
  4. Step 4: Simplify right side
    383,020,455.60x = 71,375,638,163,825,440
  5. Step 5: Solve for x
    x = 71,375,638,163,825,440/383,020,455.60
  6. Step 6: Final answer
    x = 186,349,415.86

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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.