Home / 403,334,077.40-605,001,116.10-199,260,733.40

Finding the Fourth Proportional to 403,334,077.40, 605,001,116.10 and 199,260,733.40

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Solution

The fourth proportional to 403,334,077.40, 605,001,116.10 and 199,260,733.40 is: 298,891,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,334,077.40 : 605,001,116.10 = 199,260,733.40 : x
  2. Step 2: Convert to fraction form
    403,334,077.40/605,001,116.10 = 199,260,733.40/x
  3. Step 3: Cross multiply
    403,334,077.40x = 605,001,116.10 × 199,260,733.40
  4. Step 4: Simplify right side
    403,334,077.40x = 120,552,966,101,904,560
  5. Step 5: Solve for x
    x = 120,552,966,101,904,560/403,334,077.40
  6. Step 6: Final answer
    x = 298,891,100.10

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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.