Home / 149,755,718.03-206,662,454.36-83,676,268.22

Finding the Fourth Proportional to 149,755,718.03, 206,662,454.36 and 83,676,268.22

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Solution

The fourth proportional to 149,755,718.03, 206,662,454.36 and 83,676,268.22 is: 115,473,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,755,718.03 : 206,662,454.36 = 83,676,268.22 : x
  2. Step 2: Convert to fraction form
    149,755,718.03/206,662,454.36 = 83,676,268.22/x
  3. Step 3: Cross multiply
    149,755,718.03x = 206,662,454.36 × 83,676,268.22
  4. Step 4: Simplify right side
    149,755,718.03x = 17,292,742,962,988,850
  5. Step 5: Solve for x
    x = 17,292,742,962,988,850/149,755,718.03
  6. Step 6: Final answer
    x = 115,473,006.25

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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.