Home / 1,294,704,026.40-1,942,056,039.60-1,187,565,520.80

Finding the Fourth Proportional to 1,294,704,026.40, 1,942,056,039.60 and 1,187,565,520.80

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Solution

The fourth proportional to 1,294,704,026.40, 1,942,056,039.60 and 1,187,565,520.80 is: 1,781,348,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,704,026.40 : 1,942,056,039.60 = 1,187,565,520.80 : x
  2. Step 2: Convert to fraction form
    1,294,704,026.40/1,942,056,039.60 = 1,187,565,520.80/x
  3. Step 3: Cross multiply
    1,294,704,026.40x = 1,942,056,039.60 × 1,187,565,520.80
  4. Step 4: Simplify right side
    1,294,704,026.40x = 2,306,318,792,090,359,296
  5. Step 5: Solve for x
    x = 2,306,318,792,090,359,296/1,294,704,026.40
  6. Step 6: Final answer
    x = 1,781,348,281.20

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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.