Home / 5,550,136,292.96-7,658,481,992.88-3,171,428,420.96

Finding the Fourth Proportional to 5,550,136,292.96, 7,658,481,992.88 and 3,171,428,420.96

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Solution

The fourth proportional to 5,550,136,292.96, 7,658,481,992.88 and 3,171,428,420.96 is: 4,376,167,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550,136,292.96 : 7,658,481,992.88 = 3,171,428,420.96 : x
  2. Step 2: Convert to fraction form
    5,550,136,292.96/7,658,481,992.88 = 3,171,428,420.96/x
  3. Step 3: Cross multiply
    5,550,136,292.96x = 7,658,481,992.88 × 3,171,428,420.96
  4. Step 4: Simplify right side
    5,550,136,292.96x = 24,288,327,453,630,013,440
  5. Step 5: Solve for x
    x = 24,288,327,453,630,013,440/5,550,136,292.96
  6. Step 6: Final answer
    x = 4,376,167,750.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.