Home / 101,980,273.60-152,970,220.86-31,955,864.32

Finding the Fourth Proportional to 101,980,273.60, 152,970,220.86 and 31,955,864.32

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Solution

The fourth proportional to 101,980,273.60, 152,970,220.86 and 31,955,864.32 is: 47,933,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,980,273.60 : 152,970,220.86 = 31,955,864.32 : x
  2. Step 2: Convert to fraction form
    101,980,273.60/152,970,220.86 = 31,955,864.32/x
  3. Step 3: Cross multiply
    101,980,273.60x = 152,970,220.86 × 31,955,864.32
  4. Step 4: Simplify right side
    101,980,273.60x = 4,888,295,622,802,594
  5. Step 5: Solve for x
    x = 4,888,295,622,802,594/101,980,273.60
  6. Step 6: Final answer
    x = 47,933,737.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.