Home / 1,224,760,512.30-1,837,140,768.45-1,098,490,130.70

Finding the Fourth Proportional to 1,224,760,512.30, 1,837,140,768.45 and 1,098,490,130.70

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Solution

The fourth proportional to 1,224,760,512.30, 1,837,140,768.45 and 1,098,490,130.70 is: 1,647,735,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,760,512.30 : 1,837,140,768.45 = 1,098,490,130.70 : x
  2. Step 2: Convert to fraction form
    1,224,760,512.30/1,837,140,768.45 = 1,098,490,130.70/x
  3. Step 3: Cross multiply
    1,224,760,512.30x = 1,837,140,768.45 × 1,098,490,130.70
  4. Step 4: Simplify right side
    1,224,760,512.30x = 2,018,081,002,848,939,008
  5. Step 5: Solve for x
    x = 2,018,081,002,848,939,008/1,224,760,512.30
  6. Step 6: Final answer
    x = 1,647,735,196.05

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Double scale
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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.