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Finding the Fourth Proportional to 299,738,073.66, 448,908,708.44 and 291,463,537.30

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Solution

The fourth proportional to 299,738,073.66, 448,908,708.44 and 291,463,537.30 is: 436,516,183.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,738,073.66 : 448,908,708.44 = 291,463,537.30 : x
  2. Step 2: Convert to fraction form
    299,738,073.66/448,908,708.44 = 291,463,537.30/x
  3. Step 3: Cross multiply
    299,738,073.66x = 448,908,708.44 × 291,463,537.30
  4. Step 4: Simplify right side
    299,738,073.66x = 130,840,520,086,696,768
  5. Step 5: Solve for x
    x = 130,840,520,086,696,768/299,738,073.66
  6. Step 6: Final answer
    x = 436,516,183.91

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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.