Home / 1,017,400,540.40-1,526,100,810.60-251,495,644.40

Finding the Fourth Proportional to 1,017,400,540.40, 1,526,100,810.60 and 251,495,644.40

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Solution

The fourth proportional to 1,017,400,540.40, 1,526,100,810.60 and 251,495,644.40 is: 377,243,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,400,540.40 : 1,526,100,810.60 = 251,495,644.40 : x
  2. Step 2: Convert to fraction form
    1,017,400,540.40/1,526,100,810.60 = 251,495,644.40/x
  3. Step 3: Cross multiply
    1,017,400,540.40x = 1,526,100,810.60 × 251,495,644.40
  4. Step 4: Simplify right side
    1,017,400,540.40x = 383,807,706,781,209,344
  5. Step 5: Solve for x
    x = 383,807,706,781,209,344/1,017,400,540.40
  6. Step 6: Final answer
    x = 377,243,466.60

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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.