Home / 161,640,803.20-242,461,204.80-46,629,097.60

Finding the Fourth Proportional to 161,640,803.20, 242,461,204.80 and 46,629,097.60

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Solution

The fourth proportional to 161,640,803.20, 242,461,204.80 and 46,629,097.60 is: 69,943,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,640,803.20 : 242,461,204.80 = 46,629,097.60 : x
  2. Step 2: Convert to fraction form
    161,640,803.20/242,461,204.80 = 46,629,097.60/x
  3. Step 3: Cross multiply
    161,640,803.20x = 242,461,204.80 × 46,629,097.60
  4. Step 4: Simplify right side
    161,640,803.20x = 11,305,747,182,832,790
  5. Step 5: Solve for x
    x = 11,305,747,182,832,790/161,640,803.20
  6. Step 6: Final answer
    x = 69,943,646.40

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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.