Home / 73,869,412.56-101,938,011.23-40,377,388.73

Finding the Fourth Proportional to 73,869,412.56, 101,938,011.23 and 40,377,388.73

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Solution

The fourth proportional to 73,869,412.56, 101,938,011.23 and 40,377,388.73 is: 55,719,824.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,869,412.56 : 101,938,011.23 = 40,377,388.73 : x
  2. Step 2: Convert to fraction form
    73,869,412.56/101,938,011.23 = 40,377,388.73/x
  3. Step 3: Cross multiply
    73,869,412.56x = 101,938,011.23 × 40,377,388.73
  4. Step 4: Simplify right side
    73,869,412.56x = 4,115,990,705,085,238.50
  5. Step 5: Solve for x
    x = 4,115,990,705,085,238.50/73,869,412.56
  6. Step 6: Final answer
    x = 55,719,824.52

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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.