Home / 161,813,711.20-242,752,059.60-46,802,005.60

Finding the Fourth Proportional to 161,813,711.20, 242,752,059.60 and 46,802,005.60

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Solution

The fourth proportional to 161,813,711.20, 242,752,059.60 and 46,802,005.60 is: 70,212,117.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,813,711.20 : 242,752,059.60 = 46,802,005.60 : x
  2. Step 2: Convert to fraction form
    161,813,711.20/242,752,059.60 = 46,802,005.60/x
  3. Step 3: Cross multiply
    161,813,711.20x = 242,752,059.60 × 46,802,005.60
  4. Step 4: Simplify right side
    161,813,711.20x = 11,361,283,252,810,734
  5. Step 5: Solve for x
    x = 11,361,283,252,810,734/161,813,711.20
  6. Step 6: Final answer
    x = 70,212,117.18

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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.