Home / 717,961,885.23-1,077,054,176.21-303,440,451.72

Finding the Fourth Proportional to 717,961,885.23, 1,077,054,176.21 and 303,440,451.72

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Solution

The fourth proportional to 717,961,885.23, 1,077,054,176.21 and 303,440,451.72 is: 455,207,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,961,885.23 : 1,077,054,176.21 = 303,440,451.72 : x
  2. Step 2: Convert to fraction form
    717,961,885.23/1,077,054,176.21 = 303,440,451.72/x
  3. Step 3: Cross multiply
    717,961,885.23x = 1,077,054,176.21 × 303,440,451.72
  4. Step 4: Simplify right side
    717,961,885.23x = 326,821,805,753,078,400
  5. Step 5: Solve for x
    x = 326,821,805,753,078,400/717,961,885.23
  6. Step 6: Final answer
    x = 455,207,738.01

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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.