Home / 107,811,137.40-161,716,706.10-88,679,261.40

Finding the Fourth Proportional to 107,811,137.40, 161,716,706.10 and 88,679,261.40

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Solution

The fourth proportional to 107,811,137.40, 161,716,706.10 and 88,679,261.40 is: 133,018,892.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,811,137.40 : 161,716,706.10 = 88,679,261.40 : x
  2. Step 2: Convert to fraction form
    107,811,137.40/161,716,706.10 = 88,679,261.40/x
  3. Step 3: Cross multiply
    107,811,137.40x = 161,716,706.10 × 88,679,261.40
  4. Step 4: Simplify right side
    107,811,137.40x = 14,340,918,052,988,874
  5. Step 5: Solve for x
    x = 14,340,918,052,988,874/107,811,137.40
  6. Step 6: Final answer
    x = 133,018,892.10

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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.