Home / 174,878,678.26-262,408,802.64-71,323,856.47

Finding the Fourth Proportional to 174,878,678.26, 262,408,802.64 and 71,323,856.47

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Solution

The fourth proportional to 174,878,678.26, 262,408,802.64 and 71,323,856.47 is: 107,022,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,878,678.26 : 262,408,802.64 = 71,323,856.47 : x
  2. Step 2: Convert to fraction form
    174,878,678.26/262,408,802.64 = 71,323,856.47/x
  3. Step 3: Cross multiply
    174,878,678.26x = 262,408,802.64 × 71,323,856.47
  4. Step 4: Simplify right side
    174,878,678.26x = 18,716,007,775,959,916
  5. Step 5: Solve for x
    x = 18,716,007,775,959,916/174,878,678.26
  6. Step 6: Final answer
    x = 107,022,811.26

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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.