Home / 403,410,657.60-605,032,005.60-173,387,246.40

Finding the Fourth Proportional to 403,410,657.60, 605,032,005.60 and 173,387,246.40

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Solution

The fourth proportional to 403,410,657.60, 605,032,005.60 and 173,387,246.40 is: 260,044,774.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,410,657.60 : 605,032,005.60 = 173,387,246.40 : x
  2. Step 2: Convert to fraction form
    403,410,657.60/605,032,005.60 = 173,387,246.40/x
  3. Step 3: Cross multiply
    403,410,657.60x = 605,032,005.60 × 173,387,246.40
  4. Step 4: Simplify right side
    403,410,657.60x = 104,904,833,434,853,392
  5. Step 5: Solve for x
    x = 104,904,833,434,853,392/403,410,657.60
  6. Step 6: Final answer
    x = 260,044,774.37

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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.