Home / 7,834,272,005.10-11,751,408,007.65-2,018,181,701.10

Finding the Fourth Proportional to 7,834,272,005.10, 11,751,408,007.65 and 2,018,181,701.10

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Solution

The fourth proportional to 7,834,272,005.10, 11,751,408,007.65 and 2,018,181,701.10 is: 3,027,272,551.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834,272,005.10 : 11,751,408,007.65 = 2,018,181,701.10 : x
  2. Step 2: Convert to fraction form
    7,834,272,005.10/11,751,408,007.65 = 2,018,181,701.10/x
  3. Step 3: Cross multiply
    7,834,272,005.10x = 11,751,408,007.65 × 2,018,181,701.10
  4. Step 4: Simplify right side
    7,834,272,005.10x = 23,716,476,603,199,238,144
  5. Step 5: Solve for x
    x = 23,716,476,603,199,238,144/7,834,272,005.10
  6. Step 6: Final answer
    x = 3,027,272,551.65

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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.