Home / 147,745,089.54-203,884,664.49-80,761,070.34

Finding the Fourth Proportional to 147,745,089.54, 203,884,664.49 and 80,761,070.34

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Solution

The fourth proportional to 147,745,089.54, 203,884,664.49 and 80,761,070.34 is: 111,448,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,745,089.54 : 203,884,664.49 = 80,761,070.34 : x
  2. Step 2: Convert to fraction form
    147,745,089.54/203,884,664.49 = 80,761,070.34/x
  3. Step 3: Cross multiply
    147,745,089.54x = 203,884,664.49 × 80,761,070.34
  4. Step 4: Simplify right side
    147,745,089.54x = 16,465,943,730,124,192
  5. Step 5: Solve for x
    x = 16,465,943,730,124,192/147,745,089.54
  6. Step 6: Final answer
    x = 111,448,331.59

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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.