Home / 112,057,754.81-154,639,907.98-62,501,322.70

Finding the Fourth Proportional to 112,057,754.81, 154,639,907.98 and 62,501,322.70

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Solution

The fourth proportional to 112,057,754.81, 154,639,907.98 and 62,501,322.70 is: 86,251,940.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,057,754.81 : 154,639,907.98 = 62,501,322.70 : x
  2. Step 2: Convert to fraction form
    112,057,754.81/154,639,907.98 = 62,501,322.70/x
  3. Step 3: Cross multiply
    112,057,754.81x = 154,639,907.98 × 62,501,322.70
  4. Step 4: Simplify right side
    112,057,754.81x = 9,665,198,791,421,010
  5. Step 5: Solve for x
    x = 9,665,198,791,421,010/112,057,754.81
  6. Step 6: Final answer
    x = 86,251,940.42

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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.