Home / 161,863,093.78-242,796,855.61-52,688,726.89

Finding the Fourth Proportional to 161,863,093.78, 242,796,855.61 and 52,688,726.89

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Solution

The fourth proportional to 161,863,093.78, 242,796,855.61 and 52,688,726.89 is: 79,033,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,863,093.78 : 242,796,855.61 = 52,688,726.89 : x
  2. Step 2: Convert to fraction form
    161,863,093.78/242,796,855.61 = 52,688,726.89/x
  3. Step 3: Cross multiply
    161,863,093.78x = 242,796,855.61 × 52,688,726.89
  4. Step 4: Simplify right side
    161,863,093.78x = 12,792,657,214,986,056
  5. Step 5: Solve for x
    x = 12,792,657,214,986,056/161,863,093.78
  6. Step 6: Final answer
    x = 79,033,811.33

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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.