Home / 260,028,066.08-358,830,954.24-142,549,381.28

Finding the Fourth Proportional to 260,028,066.08, 358,830,954.24 and 142,549,381.28

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Solution

The fourth proportional to 260,028,066.08, 358,830,954.24 and 142,549,381.28 is: 196,713,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,028,066.08 : 358,830,954.24 = 142,549,381.28 : x
  2. Step 2: Convert to fraction form
    260,028,066.08/358,830,954.24 = 142,549,381.28/x
  3. Step 3: Cross multiply
    260,028,066.08x = 358,830,954.24 × 142,549,381.28
  4. Step 4: Simplify right side
    260,028,066.08x = 51,151,130,511,023,992
  5. Step 5: Solve for x
    x = 51,151,130,511,023,992/260,028,066.08
  6. Step 6: Final answer
    x = 196,713,882.78

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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.