Home / 100,199,963.59-150,252,572.26-38,817,878.47

Finding the Fourth Proportional to 100,199,963.59, 150,252,572.26 and 38,817,878.47

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Solution

The fourth proportional to 100,199,963.59, 150,252,572.26 and 38,817,878.47 is: 58,208,465.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,199,963.59 : 150,252,572.26 = 38,817,878.47 : x
  2. Step 2: Convert to fraction form
    100,199,963.59/150,252,572.26 = 38,817,878.47/x
  3. Step 3: Cross multiply
    100,199,963.59x = 150,252,572.26 × 38,817,878.47
  4. Step 4: Simplify right side
    100,199,963.59x = 5,832,486,089,793,573
  5. Step 5: Solve for x
    x = 5,832,486,089,793,573/100,199,963.59
  6. Step 6: Final answer
    x = 58,208,465.16

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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.