Home / 298,730,543.45-447,840,211.58-114,630,127.61

Finding the Fourth Proportional to 298,730,543.45, 447,840,211.58 and 114,630,127.61

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Solution

The fourth proportional to 298,730,543.45, 447,840,211.58 and 114,630,127.61 is: 171,847,110.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,730,543.45 : 447,840,211.58 = 114,630,127.61 : x
  2. Step 2: Convert to fraction form
    298,730,543.45/447,840,211.58 = 114,630,127.61/x
  3. Step 3: Cross multiply
    298,730,543.45x = 447,840,211.58 × 114,630,127.61
  4. Step 4: Simplify right side
    298,730,543.45x = 51,335,980,601,731,648
  5. Step 5: Solve for x
    x = 51,335,980,601,731,648/298,730,543.45
  6. Step 6: Final answer
    x = 171,847,110.14

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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.