Home / 111,022,705.53-153,227,359.58-63,970,767.45

Finding the Fourth Proportional to 111,022,705.53, 153,227,359.58 and 63,970,767.45

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Solution

The fourth proportional to 111,022,705.53, 153,227,359.58 and 63,970,767.45 is: 88,288,893.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,022,705.53 : 153,227,359.58 = 63,970,767.45 : x
  2. Step 2: Convert to fraction form
    111,022,705.53/153,227,359.58 = 63,970,767.45/x
  3. Step 3: Cross multiply
    111,022,705.53x = 153,227,359.58 × 63,970,767.45
  4. Step 4: Simplify right side
    111,022,705.53x = 9,802,071,786,349,856
  5. Step 5: Solve for x
    x = 9,802,071,786,349,856/111,022,705.53
  6. Step 6: Final answer
    x = 88,288,893.16

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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.