Home / 717,961,892.89-1,077,054,187.71-303,440,459.38

Finding the Fourth Proportional to 717,961,892.89, 1,077,054,187.71 and 303,440,459.38

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Solution

The fourth proportional to 717,961,892.89, 1,077,054,187.71 and 303,440,459.38 is: 455,207,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,961,892.89 : 1,077,054,187.71 = 303,440,459.38 : x
  2. Step 2: Convert to fraction form
    717,961,892.89/1,077,054,187.71 = 303,440,459.38/x
  3. Step 3: Cross multiply
    717,961,892.89x = 1,077,054,187.71 × 303,440,459.38
  4. Step 4: Simplify right side
    717,961,892.89x = 326,821,817,498,374,528
  5. Step 5: Solve for x
    x = 326,821,817,498,374,528/717,961,892.89
  6. Step 6: Final answer
    x = 455,207,749.51

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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.