Home / 1,256,913,208.38-1,734,594,042.24-699,996,253.62

Finding the Fourth Proportional to 1,256,913,208.38, 1,734,594,042.24 and 699,996,253.62

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Solution

The fourth proportional to 1,256,913,208.38, 1,734,594,042.24 and 699,996,253.62 is: 966,024,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,913,208.38 : 1,734,594,042.24 = 699,996,253.62 : x
  2. Step 2: Convert to fraction form
    1,256,913,208.38/1,734,594,042.24 = 699,996,253.62/x
  3. Step 3: Cross multiply
    1,256,913,208.38x = 1,734,594,042.24 × 699,996,253.62
  4. Step 4: Simplify right side
    1,256,913,208.38x = 1,214,209,331,119,571,968
  5. Step 5: Solve for x
    x = 1,214,209,331,119,571,968/1,256,913,208.38
  6. Step 6: Final answer
    x = 966,024,800.30

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Double scale
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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.