Home / 161,706,208.20-242,590,805.10-46,694,502.60

Finding the Fourth Proportional to 161,706,208.20, 242,590,805.10 and 46,694,502.60

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Solution

The fourth proportional to 161,706,208.20, 242,590,805.10 and 46,694,502.60 is: 70,050,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,706,208.20 : 242,590,805.10 = 46,694,502.60 : x
  2. Step 2: Convert to fraction form
    161,706,208.20/242,590,805.10 = 46,694,502.60/x
  3. Step 3: Cross multiply
    161,706,208.20x = 242,590,805.10 × 46,694,502.60
  4. Step 4: Simplify right side
    161,706,208.20x = 11,327,656,979,478,044
  5. Step 5: Solve for x
    x = 11,327,656,979,478,044/161,706,208.20
  6. Step 6: Final answer
    x = 70,050,847.80

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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.