Home / 961,633,872.63-1,442,083,112.06-524,701,018.58

Finding the Fourth Proportional to 961,633,872.63, 1,442,083,112.06 and 524,701,018.58

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Solution

The fourth proportional to 961,633,872.63, 1,442,083,112.06 and 524,701,018.58 is: 786,850,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,633,872.63 : 1,442,083,112.06 = 524,701,018.58 : x
  2. Step 2: Convert to fraction form
    961,633,872.63/1,442,083,112.06 = 524,701,018.58/x
  3. Step 3: Cross multiply
    961,633,872.63x = 1,442,083,112.06 × 524,701,018.58
  4. Step 4: Simplify right side
    961,633,872.63x = 756,662,477,765,064,320
  5. Step 5: Solve for x
    x = 756,662,477,765,064,320/961,633,872.63
  6. Step 6: Final answer
    x = 786,850,899.60

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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.