Home / 161,852,022.20-242,778,033.30-159,164,636.60

Finding the Fourth Proportional to 161,852,022.20, 242,778,033.30 and 159,164,636.60

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Solution

The fourth proportional to 161,852,022.20, 242,778,033.30 and 159,164,636.60 is: 238,746,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,852,022.20 : 242,778,033.30 = 159,164,636.60 : x
  2. Step 2: Convert to fraction form
    161,852,022.20/242,778,033.30 = 159,164,636.60/x
  3. Step 3: Cross multiply
    161,852,022.20x = 242,778,033.30 × 159,164,636.60
  4. Step 4: Simplify right side
    161,852,022.20x = 38,641,677,444,657,200
  5. Step 5: Solve for x
    x = 38,641,677,444,657,200/161,852,022.20
  6. Step 6: Final answer
    x = 238,746,954.90

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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.