Home / 777,072,873.60-1,165,460,011.20-231,832,195.20

Finding the Fourth Proportional to 777,072,873.60, 1,165,460,011.20 and 231,832,195.20

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Solution

The fourth proportional to 777,072,873.60, 1,165,460,011.20 and 231,832,195.20 is: 347,703,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,072,873.60 : 1,165,460,011.20 = 231,832,195.20 : x
  2. Step 2: Convert to fraction form
    777,072,873.60/1,165,460,011.20 = 231,832,195.20/x
  3. Step 3: Cross multiply
    777,072,873.60x = 1,165,460,011.20 × 231,832,195.20
  4. Step 4: Simplify right side
    777,072,873.60x = 270,191,152,814,312,576
  5. Step 5: Solve for x
    x = 270,191,152,814,312,576/777,072,873.60
  6. Step 6: Final answer
    x = 347,703,750.82

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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.