Home / 110,749,613.22-152,836,070.40-61,191,128.07

Finding the Fourth Proportional to 110,749,613.22, 152,836,070.40 and 61,191,128.07

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Solution

The fourth proportional to 110,749,613.22, 152,836,070.40 and 61,191,128.07 is: 84,444,643.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,749,613.22 : 152,836,070.40 = 61,191,128.07 : x
  2. Step 2: Convert to fraction form
    110,749,613.22/152,836,070.40 = 61,191,128.07/x
  3. Step 3: Cross multiply
    110,749,613.22x = 152,836,070.40 × 61,191,128.07
  4. Step 4: Simplify right side
    110,749,613.22x = 9,352,211,557,561,936
  5. Step 5: Solve for x
    x = 9,352,211,557,561,936/110,749,613.22
  6. Step 6: Final answer
    x = 84,444,643.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.