Home / 383,078,993,594.43-574,619,043,426.75-156,438,445,632.20

Finding the Fourth Proportional to 383,078,993,594.43, 574,619,043,426.75 and 156,438,445,632.20

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Solution

The fourth proportional to 383,078,993,594.43, 574,619,043,426.75 and 156,438,445,632.20 is: 234,657,894,291.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,078,993,594.43 : 574,619,043,426.75 = 156,438,445,632.20 : x
  2. Step 2: Convert to fraction form
    383,078,993,594.43/574,619,043,426.75 = 156,438,445,632.20/x
  3. Step 3: Cross multiply
    383,078,993,594.43x = 574,619,043,426.75 × 156,438,445,632.20
  4. Step 4: Simplify right side
    383,078,993,594.43x = 89,892,509,984,342,402,924,544
  5. Step 5: Solve for x
    x = 89,892,509,984,342,402,924,544/383,078,993,594.43
  6. Step 6: Final answer
    x = 234,657,894,291.93

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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.