Home / 161,285,331.20-241,927,996.80-144,657,132.80

Finding the Fourth Proportional to 161,285,331.20, 241,927,996.80 and 144,657,132.80

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Solution

The fourth proportional to 161,285,331.20, 241,927,996.80 and 144,657,132.80 is: 216,985,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,285,331.20 : 241,927,996.80 = 144,657,132.80 : x
  2. Step 2: Convert to fraction form
    161,285,331.20/241,927,996.80 = 144,657,132.80/x
  3. Step 3: Cross multiply
    161,285,331.20x = 241,927,996.80 × 144,657,132.80
  4. Step 4: Simplify right side
    161,285,331.20x = 34,996,610,361,135,580
  5. Step 5: Solve for x
    x = 34,996,610,361,135,580/161,285,331.20
  6. Step 6: Final answer
    x = 216,985,699.20

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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.