Home / 174,617,659.60-261,926,489.40-72,347,707.60

Finding the Fourth Proportional to 174,617,659.60, 261,926,489.40 and 72,347,707.60

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Solution

The fourth proportional to 174,617,659.60, 261,926,489.40 and 72,347,707.60 is: 108,521,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,617,659.60 : 261,926,489.40 = 72,347,707.60 : x
  2. Step 2: Convert to fraction form
    174,617,659.60/261,926,489.40 = 72,347,707.60/x
  3. Step 3: Cross multiply
    174,617,659.60x = 261,926,489.40 × 72,347,707.60
  4. Step 4: Simplify right side
    174,617,659.60x = 18,949,781,067,805,700
  5. Step 5: Solve for x
    x = 18,949,781,067,805,700/174,617,659.60
  6. Step 6: Final answer
    x = 108,521,561.40

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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.