Home / 74,896,064.70-112,344,097.05-54,740,672.70

Finding the Fourth Proportional to 74,896,064.70, 112,344,097.05 and 54,740,672.70

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Solution

The fourth proportional to 74,896,064.70, 112,344,097.05 and 54,740,672.70 is: 82,111,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,896,064.70 : 112,344,097.05 = 54,740,672.70 : x
  2. Step 2: Convert to fraction form
    74,896,064.70/112,344,097.05 = 54,740,672.70/x
  3. Step 3: Cross multiply
    74,896,064.70x = 112,344,097.05 × 54,740,672.70
  4. Step 4: Simplify right side
    74,896,064.70x = 6,149,791,446,391,086
  5. Step 5: Solve for x
    x = 6,149,791,446,391,086/74,896,064.70
  6. Step 6: Final answer
    x = 82,111,009.05

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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.