Home / 43,442,918,772.48-65,129,212,675.49-13,581,879,238.22

Finding the Fourth Proportional to 43,442,918,772.48, 65,129,212,675.49 and 13,581,879,238.22

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Solution

The fourth proportional to 43,442,918,772.48, 65,129,212,675.49 and 13,581,879,238.22 is: 20,361,824,813.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,442,918,772.48 : 65,129,212,675.49 = 13,581,879,238.22 : x
  2. Step 2: Convert to fraction form
    43,442,918,772.48/65,129,212,675.49 = 13,581,879,238.22/x
  3. Step 3: Cross multiply
    43,442,918,772.48x = 65,129,212,675.49 × 13,581,879,238.22
  4. Step 4: Simplify right side
    43,442,918,772.48x = 884,577,101,438,458,920,960
  5. Step 5: Solve for x
    x = 884,577,101,438,458,920,960/43,442,918,772.48
  6. Step 6: Final answer
    x = 20,361,824,813.64

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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.