Home / 83,084,539.85-124,515,409.80-64,662,729.48

Finding the Fourth Proportional to 83,084,539.85, 124,515,409.80 and 64,662,729.48

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Solution

The fourth proportional to 83,084,539.85, 124,515,409.80 and 64,662,729.48 is: 96,907,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,084,539.85 : 124,515,409.80 = 64,662,729.48 : x
  2. Step 2: Convert to fraction form
    83,084,539.85/124,515,409.80 = 64,662,729.48/x
  3. Step 3: Cross multiply
    83,084,539.85x = 124,515,409.80 × 64,662,729.48
  4. Step 4: Simplify right side
    83,084,539.85x = 8,051,506,259,988,740
  5. Step 5: Solve for x
    x = 8,051,506,259,988,740/83,084,539.85
  6. Step 6: Final answer
    x = 96,907,394.26

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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.