Home / 356,694,665.60-535,041,998.40-302,275,107.20

Finding the Fourth Proportional to 356,694,665.60, 535,041,998.40 and 302,275,107.20

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Solution

The fourth proportional to 356,694,665.60, 535,041,998.40 and 302,275,107.20 is: 453,412,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,694,665.60 : 535,041,998.40 = 302,275,107.20 : x
  2. Step 2: Convert to fraction form
    356,694,665.60/535,041,998.40 = 302,275,107.20/x
  3. Step 3: Cross multiply
    356,694,665.60x = 535,041,998.40 × 302,275,107.20
  4. Step 4: Simplify right side
    356,694,665.60x = 161,729,877,422,862,208
  5. Step 5: Solve for x
    x = 161,729,877,422,862,208/356,694,665.60
  6. Step 6: Final answer
    x = 453,412,660.80

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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.