Home / 21,193,294,204.40-31,789,941,306.60-6,471,292,002.80

Finding the Fourth Proportional to 21,193,294,204.40, 31,789,941,306.60 and 6,471,292,002.80

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Solution

The fourth proportional to 21,193,294,204.40, 31,789,941,306.60 and 6,471,292,002.80 is: 9,706,938,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,193,294,204.40 : 31,789,941,306.60 = 6,471,292,002.80 : x
  2. Step 2: Convert to fraction form
    21,193,294,204.40/31,789,941,306.60 = 6,471,292,002.80/x
  3. Step 3: Cross multiply
    21,193,294,204.40x = 31,789,941,306.60 × 6,471,292,002.80
  4. Step 4: Simplify right side
    21,193,294,204.40x = 205,721,992,946,881,953,792
  5. Step 5: Solve for x
    x = 205,721,992,946,881,953,792/21,193,294,204.40
  6. Step 6: Final answer
    x = 9,706,938,004.20

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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.