Home / 1,119,790,498.60-1,679,685,747.90-343,555,964.20

Finding the Fourth Proportional to 1,119,790,498.60, 1,679,685,747.90 and 343,555,964.20

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Solution

The fourth proportional to 1,119,790,498.60, 1,679,685,747.90 and 343,555,964.20 is: 515,333,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,790,498.60 : 1,679,685,747.90 = 343,555,964.20 : x
  2. Step 2: Convert to fraction form
    1,119,790,498.60/1,679,685,747.90 = 343,555,964.20/x
  3. Step 3: Cross multiply
    1,119,790,498.60x = 1,679,685,747.90 × 343,555,964.20
  4. Step 4: Simplify right side
    1,119,790,498.60x = 577,066,056,672,782,592
  5. Step 5: Solve for x
    x = 577,066,056,672,782,592/1,119,790,498.60
  6. Step 6: Final answer
    x = 515,333,946.30

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Double scale
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1.5x scale

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.