Home / 161,705,782.40-242,558,673.60-46,694,076.80

Finding the Fourth Proportional to 161,705,782.40, 242,558,673.60 and 46,694,076.80

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Solution

The fourth proportional to 161,705,782.40, 242,558,673.60 and 46,694,076.80 is: 70,041,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,705,782.40 : 242,558,673.60 = 46,694,076.80 : x
  2. Step 2: Convert to fraction form
    161,705,782.40/242,558,673.60 = 46,694,076.80/x
  3. Step 3: Cross multiply
    161,705,782.40x = 242,558,673.60 × 46,694,076.80
  4. Step 4: Simplify right side
    161,705,782.40x = 11,326,053,333,584,532
  5. Step 5: Solve for x
    x = 11,326,053,333,584,532/161,705,782.40
  6. Step 6: Final answer
    x = 70,041,115.20

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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.