Home / 373,387,015.58-515,260,575.34-206,119,686.35

Finding the Fourth Proportional to 373,387,015.58, 515,260,575.34 and 206,119,686.35

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Solution

The fourth proportional to 373,387,015.58, 515,260,575.34 and 206,119,686.35 is: 284,437,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,387,015.58 : 515,260,575.34 = 206,119,686.35 : x
  2. Step 2: Convert to fraction form
    373,387,015.58/515,260,575.34 = 206,119,686.35/x
  3. Step 3: Cross multiply
    373,387,015.58x = 515,260,575.34 × 206,119,686.35
  4. Step 4: Simplify right side
    373,387,015.58x = 106,205,348,178,374,192
  5. Step 5: Solve for x
    x = 106,205,348,178,374,192/373,387,015.58
  6. Step 6: Final answer
    x = 284,437,711.40

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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.