Home / 70,116,186.33-105,652,873.72-57,616,694.01

Finding the Fourth Proportional to 70,116,186.33, 105,652,873.72 and 57,616,694.01

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Solution

The fourth proportional to 70,116,186.33, 105,652,873.72 and 57,616,694.01 is: 86,818,317.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,116,186.33 : 105,652,873.72 = 57,616,694.01 : x
  2. Step 2: Convert to fraction form
    70,116,186.33/105,652,873.72 = 57,616,694.01/x
  3. Step 3: Cross multiply
    70,116,186.33x = 105,652,873.72 × 57,616,694.01
  4. Step 4: Simplify right side
    70,116,186.33x = 6,087,369,296,150,049
  5. Step 5: Solve for x
    x = 6,087,369,296,150,049/70,116,186.33
  6. Step 6: Final answer
    x = 86,818,317.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.