Home / 111,610,772.04-154,026,202.32-61,372,381.08

Finding the Fourth Proportional to 111,610,772.04, 154,026,202.32 and 61,372,381.08

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Solution

The fourth proportional to 111,610,772.04, 154,026,202.32 and 61,372,381.08 is: 84,695,720.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,610,772.04 : 154,026,202.32 = 61,372,381.08 : x
  2. Step 2: Convert to fraction form
    111,610,772.04/154,026,202.32 = 61,372,381.08/x
  3. Step 3: Cross multiply
    111,610,772.04x = 154,026,202.32 × 61,372,381.08
  4. Step 4: Simplify right side
    111,610,772.04x = 9,452,954,785,088,220
  5. Step 5: Solve for x
    x = 9,452,954,785,088,220/111,610,772.04
  6. Step 6: Final answer
    x = 84,695,720.78

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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.