Home / 56,573,968,103.12-84,837,604,155.96-19,311,961,134.80

Finding the Fourth Proportional to 56,573,968,103.12, 84,837,604,155.96 and 19,311,961,134.80

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Solution

The fourth proportional to 56,573,968,103.12, 84,837,604,155.96 and 19,311,961,134.80 is: 28,959,971,682.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,573,968,103.12 : 84,837,604,155.96 = 19,311,961,134.80 : x
  2. Step 2: Convert to fraction form
    56,573,968,103.12/84,837,604,155.96 = 19,311,961,134.80/x
  3. Step 3: Cross multiply
    56,573,968,103.12x = 84,837,604,155.96 × 19,311,961,134.80
  4. Step 4: Simplify right side
    56,573,968,103.12x = 1,638,380,514,229,446,508,544
  5. Step 5: Solve for x
    x = 1,638,380,514,229,446,508,544/56,573,968,103.12
  6. Step 6: Final answer
    x = 28,959,971,682.44

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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.