Home / 1,109,461,144.16-1,531,057,204.37-600,827,805.68

Finding the Fourth Proportional to 1,109,461,144.16, 1,531,057,204.37 and 600,827,805.68

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Solution

The fourth proportional to 1,109,461,144.16, 1,531,057,204.37 and 600,827,805.68 is: 829,142,818.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,461,144.16 : 1,531,057,204.37 = 600,827,805.68 : x
  2. Step 2: Convert to fraction form
    1,109,461,144.16/1,531,057,204.37 = 600,827,805.68/x
  3. Step 3: Cross multiply
    1,109,461,144.16x = 1,531,057,204.37 × 600,827,805.68
  4. Step 4: Simplify right side
    1,109,461,144.16x = 919,901,740,461,522,944
  5. Step 5: Solve for x
    x = 919,901,740,461,522,944/1,109,461,144.16
  6. Step 6: Final answer
    x = 829,142,818.84

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Half scale
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Double scale
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1.5x scale

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.