Home / 161,706,811.40-242,560,217.10-59,449,689.80

Finding the Fourth Proportional to 161,706,811.40, 242,560,217.10 and 59,449,689.80

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Solution

The fourth proportional to 161,706,811.40, 242,560,217.10 and 59,449,689.80 is: 89,174,534.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,706,811.40 : 242,560,217.10 = 59,449,689.80 : x
  2. Step 2: Convert to fraction form
    161,706,811.40/242,560,217.10 = 59,449,689.80/x
  3. Step 3: Cross multiply
    161,706,811.40x = 242,560,217.10 × 59,449,689.80
  4. Step 4: Simplify right side
    161,706,811.40x = 14,420,129,664,415,654
  5. Step 5: Solve for x
    x = 14,420,129,664,415,654/161,706,811.40
  6. Step 6: Final answer
    x = 89,174,534.70

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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.