Home / 786,978,016.30-1,180,467,024.45-552,293,670.70

Finding the Fourth Proportional to 786,978,016.30, 1,180,467,024.45 and 552,293,670.70

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Solution

The fourth proportional to 786,978,016.30, 1,180,467,024.45 and 552,293,670.70 is: 828,440,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,978,016.30 : 1,180,467,024.45 = 552,293,670.70 : x
  2. Step 2: Convert to fraction form
    786,978,016.30/1,180,467,024.45 = 552,293,670.70/x
  3. Step 3: Cross multiply
    786,978,016.30x = 1,180,467,024.45 × 552,293,670.70
  4. Step 4: Simplify right side
    786,978,016.30x = 651,964,466,073,797,248
  5. Step 5: Solve for x
    x = 651,964,466,073,797,248/786,978,016.30
  6. Step 6: Final answer
    x = 828,440,506.05

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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.