Home / 161,877,805.20-242,816,707.80-133,534,285.20

Finding the Fourth Proportional to 161,877,805.20, 242,816,707.80 and 133,534,285.20

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Solution

The fourth proportional to 161,877,805.20, 242,816,707.80 and 133,534,285.20 is: 200,301,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,877,805.20 : 242,816,707.80 = 133,534,285.20 : x
  2. Step 2: Convert to fraction form
    161,877,805.20/242,816,707.80 = 133,534,285.20/x
  3. Step 3: Cross multiply
    161,877,805.20x = 242,816,707.80 × 133,534,285.20
  4. Step 4: Simplify right side
    161,877,805.20x = 32,424,355,510,690,268
  5. Step 5: Solve for x
    x = 32,424,355,510,690,268/161,877,805.20
  6. Step 6: Final answer
    x = 200,301,427.80

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1.5x scale

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.