Home / 76,127,900.14-105,053,686.59-41,319,850.06

Finding the Fourth Proportional to 76,127,900.14, 105,053,686.59 and 41,319,850.06

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Solution

The fourth proportional to 76,127,900.14, 105,053,686.59 and 41,319,850.06 is: 57,019,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,127,900.14 : 105,053,686.59 = 41,319,850.06 : x
  2. Step 2: Convert to fraction form
    76,127,900.14/105,053,686.59 = 41,319,850.06/x
  3. Step 3: Cross multiply
    76,127,900.14x = 105,053,686.59 × 41,319,850.06
  4. Step 4: Simplify right side
    76,127,900.14x = 4,340,802,578,149,033
  5. Step 5: Solve for x
    x = 4,340,802,578,149,033/76,127,900.14
  6. Step 6: Final answer
    x = 57,019,864.86

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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.