Home / 123,461,907.28-170,377,670.23-67,707,719.17

Finding the Fourth Proportional to 123,461,907.28, 170,377,670.23 and 67,707,719.17

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Solution

The fourth proportional to 123,461,907.28, 170,377,670.23 and 67,707,719.17 is: 93,436,783.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,461,907.28 : 170,377,670.23 = 67,707,719.17 : x
  2. Step 2: Convert to fraction form
    123,461,907.28/170,377,670.23 = 67,707,719.17/x
  3. Step 3: Cross multiply
    123,461,907.28x = 170,377,670.23 × 67,707,719.17
  4. Step 4: Simplify right side
    123,461,907.28x = 11,535,883,448,176,496
  5. Step 5: Solve for x
    x = 11,535,883,448,176,496/123,461,907.28
  6. Step 6: Final answer
    x = 93,436,783.07

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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.