Home / 291,722,574.80-437,650,217.40-170,491,624.40

Finding the Fourth Proportional to 291,722,574.80, 437,650,217.40 and 170,491,624.40

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Solution

The fourth proportional to 291,722,574.80, 437,650,217.40 and 170,491,624.40 is: 255,776,216.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,722,574.80 : 437,650,217.40 = 170,491,624.40 : x
  2. Step 2: Convert to fraction form
    291,722,574.80/437,650,217.40 = 170,491,624.40/x
  3. Step 3: Cross multiply
    291,722,574.80x = 437,650,217.40 × 170,491,624.40
  4. Step 4: Simplify right side
    291,722,574.80x = 74,615,696,483,539,136
  5. Step 5: Solve for x
    x = 74,615,696,483,539,136/291,722,574.80
  6. Step 6: Final answer
    x = 255,776,216.62

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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.