Home / 1,098,865,518.84-1,514,919,151.24-876,601,583.64

Finding the Fourth Proportional to 1,098,865,518.84, 1,514,919,151.24 and 876,601,583.64

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Solution

The fourth proportional to 1,098,865,518.84, 1,514,919,151.24 and 876,601,583.64 is: 1,208,501,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,865,518.84 : 1,514,919,151.24 = 876,601,583.64 : x
  2. Step 2: Convert to fraction form
    1,098,865,518.84/1,514,919,151.24 = 876,601,583.64/x
  3. Step 3: Cross multiply
    1,098,865,518.84x = 1,514,919,151.24 × 876,601,583.64
  4. Step 4: Simplify right side
    1,098,865,518.84x = 1,327,980,527,063,548,672
  5. Step 5: Solve for x
    x = 1,327,980,527,063,548,672/1,098,865,518.84
  6. Step 6: Final answer
    x = 1,208,501,408.31

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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.