Home / 171,361,478.48-236,476,419.08-97,020,120.72

Finding the Fourth Proportional to 171,361,478.48, 236,476,419.08 and 97,020,120.72

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Solution

The fourth proportional to 171,361,478.48, 236,476,419.08 and 97,020,120.72 is: 133,886,395.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,361,478.48 : 236,476,419.08 = 97,020,120.72 : x
  2. Step 2: Convert to fraction form
    171,361,478.48/236,476,419.08 = 97,020,120.72/x
  3. Step 3: Cross multiply
    171,361,478.48x = 236,476,419.08 × 97,020,120.72
  4. Step 4: Simplify right side
    171,361,478.48x = 22,942,970,726,574,912
  5. Step 5: Solve for x
    x = 22,942,970,726,574,912/171,361,478.48
  6. Step 6: Final answer
    x = 133,886,395.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.