Home / 92,592,712,628.15-127,539,864,139.61-65,449,321,893.23

Finding the Fourth Proportional to 92,592,712,628.15, 127,539,864,139.61 and 65,449,321,893.23

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Solution

The fourth proportional to 92,592,712,628.15, 127,539,864,139.61 and 65,449,321,893.23 is: 90,151,777,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,592,712,628.15 : 127,539,864,139.61 = 65,449,321,893.23 : x
  2. Step 2: Convert to fraction form
    92,592,712,628.15/127,539,864,139.61 = 65,449,321,893.23/x
  3. Step 3: Cross multiply
    92,592,712,628.15x = 127,539,864,139.61 × 65,449,321,893.23
  4. Step 4: Simplify right side
    92,592,712,628.15x = 8,347,397,622,291,518,980,096
  5. Step 5: Solve for x
    x = 8,347,397,622,291,518,980,096/92,592,712,628.15
  6. Step 6: Final answer
    x = 90,151,777,449.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.