Home / 186,624,144.60-279,936,216.90-171,885,514.20

Finding the Fourth Proportional to 186,624,144.60, 279,936,216.90 and 171,885,514.20

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Solution

The fourth proportional to 186,624,144.60, 279,936,216.90 and 171,885,514.20 is: 257,828,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,144.60 : 279,936,216.90 = 171,885,514.20 : x
  2. Step 2: Convert to fraction form
    186,624,144.60/279,936,216.90 = 171,885,514.20/x
  3. Step 3: Cross multiply
    186,624,144.60x = 279,936,216.90 × 171,885,514.20
  4. Step 4: Simplify right side
    186,624,144.60x = 48,116,980,585,059,224
  5. Step 5: Solve for x
    x = 48,116,980,585,059,224/186,624,144.60
  6. Step 6: Final answer
    x = 257,828,271.30

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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.