Home / 366,980,341.90-550,470,512.85-203,721,666.70

Finding the Fourth Proportional to 366,980,341.90, 550,470,512.85 and 203,721,666.70

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Solution

The fourth proportional to 366,980,341.90, 550,470,512.85 and 203,721,666.70 is: 305,582,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,980,341.90 : 550,470,512.85 = 203,721,666.70 : x
  2. Step 2: Convert to fraction form
    366,980,341.90/550,470,512.85 = 203,721,666.70/x
  3. Step 3: Cross multiply
    366,980,341.90x = 550,470,512.85 × 203,721,666.70
  4. Step 4: Simplify right side
    366,980,341.90x = 112,142,770,347,005,760
  5. Step 5: Solve for x
    x = 112,142,770,347,005,760/366,980,341.90
  6. Step 6: Final answer
    x = 305,582,500.05

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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.