Home / 109,922,405.60-164,883,608.40-71,658,653.60

Finding the Fourth Proportional to 109,922,405.60, 164,883,608.40 and 71,658,653.60

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Solution

The fourth proportional to 109,922,405.60, 164,883,608.40 and 71,658,653.60 is: 107,487,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,922,405.60 : 164,883,608.40 = 71,658,653.60 : x
  2. Step 2: Convert to fraction form
    109,922,405.60/164,883,608.40 = 71,658,653.60/x
  3. Step 3: Cross multiply
    109,922,405.60x = 164,883,608.40 × 71,658,653.60
  4. Step 4: Simplify right side
    109,922,405.60x = 11,815,337,378,653,650
  5. Step 5: Solve for x
    x = 11,815,337,378,653,650/109,922,405.60
  6. Step 6: Final answer
    x = 107,487,980.40

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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.