Home / 383,078,993,689.65-574,619,043,569.64-156,438,445,727.47

Finding the Fourth Proportional to 383,078,993,689.65, 574,619,043,569.64 and 156,438,445,727.47

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Solution

The fourth proportional to 383,078,993,689.65, 574,619,043,569.64 and 156,438,445,727.47 is: 234,657,894,434.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,078,993,689.65 : 574,619,043,569.64 = 156,438,445,727.47 : x
  2. Step 2: Convert to fraction form
    383,078,993,689.65/574,619,043,569.64 = 156,438,445,727.47/x
  3. Step 3: Cross multiply
    383,078,993,689.65x = 574,619,043,569.64 × 156,438,445,727.47
  4. Step 4: Simplify right side
    383,078,993,689.65x = 89,892,510,061,439,850,905,600
  5. Step 5: Solve for x
    x = 89,892,510,061,439,850,905,600/383,078,993,689.65
  6. Step 6: Final answer
    x = 234,657,894,434.86

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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.