Home / 174,617,664.60-261,926,496.90-72,347,712.60

Finding the Fourth Proportional to 174,617,664.60, 261,926,496.90 and 72,347,712.60

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Solution

The fourth proportional to 174,617,664.60, 261,926,496.90 and 72,347,712.60 is: 108,521,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,617,664.60 : 261,926,496.90 = 72,347,712.60 : x
  2. Step 2: Convert to fraction form
    174,617,664.60/261,926,496.90 = 72,347,712.60/x
  3. Step 3: Cross multiply
    174,617,664.60x = 261,926,496.90 × 72,347,712.60
  4. Step 4: Simplify right side
    174,617,664.60x = 18,949,782,920,045,988
  5. Step 5: Solve for x
    x = 18,949,782,920,045,988/174,617,664.60
  6. Step 6: Final answer
    x = 108,521,568.90

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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.