Home / 402,023,898.60-602,964,113.94-106,920,704.04

Finding the Fourth Proportional to 402,023,898.60, 602,964,113.94 and 106,920,704.04

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Solution

The fourth proportional to 402,023,898.60, 602,964,113.94 and 106,920,704.04 is: 160,361,977.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,023,898.60 : 602,964,113.94 = 106,920,704.04 : x
  2. Step 2: Convert to fraction form
    402,023,898.60/602,964,113.94 = 106,920,704.04/x
  3. Step 3: Cross multiply
    402,023,898.60x = 602,964,113.94 × 106,920,704.04
  4. Step 4: Simplify right side
    402,023,898.60x = 64,469,347,573,319,592
  5. Step 5: Solve for x
    x = 64,469,347,573,319,592/402,023,898.60
  6. Step 6: Final answer
    x = 160,361,977.98

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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.