Home / 1,022,431,538.48-1,411,018,753.56-564,138,845.19

Finding the Fourth Proportional to 1,022,431,538.48, 1,411,018,753.56 and 564,138,845.19

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Solution

The fourth proportional to 1,022,431,538.48, 1,411,018,753.56 and 564,138,845.19 is: 778,546,494.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,431,538.48 : 1,411,018,753.56 = 564,138,845.19 : x
  2. Step 2: Convert to fraction form
    1,022,431,538.48/1,411,018,753.56 = 564,138,845.19/x
  3. Step 3: Cross multiply
    1,022,431,538.48x = 1,411,018,753.56 × 564,138,845.19
  4. Step 4: Simplify right side
    1,022,431,538.48x = 796,010,490,174,771,712
  5. Step 5: Solve for x
    x = 796,010,490,174,771,712/1,022,431,538.48
  6. Step 6: Final answer
    x = 778,546,494.53

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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.