Home / 370,082,752.78-510,714,202.24-205,070,322.22

Finding the Fourth Proportional to 370,082,752.78, 510,714,202.24 and 205,070,322.22

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Solution

The fourth proportional to 370,082,752.78, 510,714,202.24 and 205,070,322.22 is: 282,997,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,082,752.78 : 510,714,202.24 = 205,070,322.22 : x
  2. Step 2: Convert to fraction form
    370,082,752.78/510,714,202.24 = 205,070,322.22/x
  3. Step 3: Cross multiply
    370,082,752.78x = 510,714,202.24 × 205,070,322.22
  4. Step 4: Simplify right side
    370,082,752.78x = 104,732,326,015,687,040
  5. Step 5: Solve for x
    x = 104,732,326,015,687,040/370,082,752.78
  6. Step 6: Final answer
    x = 282,997,046.55

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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.