Home / 123,675,688.58-170,738,711.40-95,356,209.48

Finding the Fourth Proportional to 123,675,688.58, 170,738,711.40 and 95,356,209.48

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Solution

The fourth proportional to 123,675,688.58, 170,738,711.40 and 95,356,209.48 is: 131,642,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,675,688.58 : 170,738,711.40 = 95,356,209.48 : x
  2. Step 2: Convert to fraction form
    123,675,688.58/170,738,711.40 = 95,356,209.48/x
  3. Step 3: Cross multiply
    123,675,688.58x = 170,738,711.40 × 95,356,209.48
  4. Step 4: Simplify right side
    123,675,688.58x = 16,280,996,330,603,666
  5. Step 5: Solve for x
    x = 16,280,996,330,603,666/123,675,688.58
  6. Step 6: Final answer
    x = 131,642,657.65

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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.