Home / 117,103,686.46-161,550,095.43-70,679,100.22

Finding the Fourth Proportional to 117,103,686.46, 161,550,095.43 and 70,679,100.22

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Solution

The fourth proportional to 117,103,686.46, 161,550,095.43 and 70,679,100.22 is: 97,505,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,103,686.46 : 161,550,095.43 = 70,679,100.22 : x
  2. Step 2: Convert to fraction form
    117,103,686.46/161,550,095.43 = 70,679,100.22/x
  3. Step 3: Cross multiply
    117,103,686.46x = 161,550,095.43 × 70,679,100.22
  4. Step 4: Simplify right side
    117,103,686.46x = 11,418,215,385,447,534
  5. Step 5: Solve for x
    x = 11,418,215,385,447,534/117,103,686.46
  6. Step 6: Final answer
    x = 97,505,174.52

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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.