Home / 186,014,008.80-278,359,664.40-162,016,495.20

Finding the Fourth Proportional to 186,014,008.80, 278,359,664.40 and 162,016,495.20

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Solution

The fourth proportional to 186,014,008.80, 278,359,664.40 and 162,016,495.20 is: 242,448,714.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,014,008.80 : 278,359,664.40 = 162,016,495.20 : x
  2. Step 2: Convert to fraction form
    186,014,008.80/278,359,664.40 = 162,016,495.20/x
  3. Step 3: Cross multiply
    186,014,008.80x = 278,359,664.40 × 162,016,495.20
  4. Step 4: Simplify right side
    186,014,008.80x = 45,098,857,231,136,200
  5. Step 5: Solve for x
    x = 45,098,857,231,136,200/186,014,008.80
  6. Step 6: Final answer
    x = 242,448,714.06

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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.