Home / 671,872,915.20-1,007,658,129.60-241,051,411.20

Finding the Fourth Proportional to 671,872,915.20, 1,007,658,129.60 and 241,051,411.20

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Solution

The fourth proportional to 671,872,915.20, 1,007,658,129.60 and 241,051,411.20 is: 361,522,854.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,872,915.20 : 1,007,658,129.60 = 241,051,411.20 : x
  2. Step 2: Convert to fraction form
    671,872,915.20/1,007,658,129.60 = 241,051,411.20/x
  3. Step 3: Cross multiply
    671,872,915.20x = 1,007,658,129.60 × 241,051,411.20
  4. Step 4: Simplify right side
    671,872,915.20x = 242,897,414,147,232,480
  5. Step 5: Solve for x
    x = 242,897,414,147,232,480/671,872,915.20
  6. Step 6: Final answer
    x = 361,522,854.47

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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.