Home / 161,285,407.70-241,928,111.55-144,657,209.30

Finding the Fourth Proportional to 161,285,407.70, 241,928,111.55 and 144,657,209.30

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Solution

The fourth proportional to 161,285,407.70, 241,928,111.55 and 144,657,209.30 is: 216,985,813.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,285,407.70 : 241,928,111.55 = 144,657,209.30 : x
  2. Step 2: Convert to fraction form
    161,285,407.70/241,928,111.55 = 144,657,209.30/x
  3. Step 3: Cross multiply
    161,285,407.70x = 241,928,111.55 × 144,657,209.30
  4. Step 4: Simplify right side
    161,285,407.70x = 34,996,645,468,042,104
  5. Step 5: Solve for x
    x = 34,996,645,468,042,104/161,285,407.70
  6. Step 6: Final answer
    x = 216,985,813.95

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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.