Home / 8,083,243,851.40-12,124,865,777.10-7,974,404,734.60

Finding the Fourth Proportional to 8,083,243,851.40, 12,124,865,777.10 and 7,974,404,734.60

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Solution

The fourth proportional to 8,083,243,851.40, 12,124,865,777.10 and 7,974,404,734.60 is: 11,961,607,101.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,243,851.40 : 12,124,865,777.10 = 7,974,404,734.60 : x
  2. Step 2: Convert to fraction form
    8,083,243,851.40/12,124,865,777.10 = 7,974,404,734.60/x
  3. Step 3: Cross multiply
    8,083,243,851.40x = 12,124,865,777.10 × 7,974,404,734.60
  4. Step 4: Simplify right side
    8,083,243,851.40x = 96,688,587,059,295,748,096
  5. Step 5: Solve for x
    x = 96,688,587,059,295,748,096/8,083,243,851.40
  6. Step 6: Final answer
    x = 11,961,607,101.90

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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.