Home / 108,887,370.21-150,262,678.89-59,328,151.20

Finding the Fourth Proportional to 108,887,370.21, 150,262,678.89 and 59,328,151.20

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Solution

The fourth proportional to 108,887,370.21, 150,262,678.89 and 59,328,151.20 is: 81,871,817.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,887,370.21 : 150,262,678.89 = 59,328,151.20 : x
  2. Step 2: Convert to fraction form
    108,887,370.21/150,262,678.89 = 59,328,151.20/x
  3. Step 3: Cross multiply
    108,887,370.21x = 150,262,678.89 × 59,328,151.20
  4. Step 4: Simplify right side
    108,887,370.21x = 8,914,806,932,902,968
  5. Step 5: Solve for x
    x = 8,914,806,932,902,968/108,887,370.21
  6. Step 6: Final answer
    x = 81,871,817.78

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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.