Home / 136,845,591.35-188,799,590.14-103,771,386.23

Finding the Fourth Proportional to 136,845,591.35, 188,799,590.14 and 103,771,386.23

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Solution

The fourth proportional to 136,845,591.35, 188,799,590.14 and 103,771,386.23 is: 143,168,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,845,591.35 : 188,799,590.14 = 103,771,386.23 : x
  2. Step 2: Convert to fraction form
    136,845,591.35/188,799,590.14 = 103,771,386.23/x
  3. Step 3: Cross multiply
    136,845,591.35x = 188,799,590.14 × 103,771,386.23
  4. Step 4: Simplify right side
    136,845,591.35x = 19,591,995,187,280,212
  5. Step 5: Solve for x
    x = 19,591,995,187,280,212/136,845,591.35
  6. Step 6: Final answer
    x = 143,168,625.27

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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.