Home / 150,111,361.60-225,312,647.52-72,442,926.40

Finding the Fourth Proportional to 150,111,361.60, 225,312,647.52 and 72,442,926.40

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Solution

The fourth proportional to 150,111,361.60, 225,312,647.52 and 72,442,926.40 is: 108,734,657.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,111,361.60 : 225,312,647.52 = 72,442,926.40 : x
  2. Step 2: Convert to fraction form
    150,111,361.60/225,312,647.52 = 72,442,926.40/x
  3. Step 3: Cross multiply
    150,111,361.60x = 225,312,647.52 × 72,442,926.40
  4. Step 4: Simplify right side
    150,111,361.60x = 16,322,307,541,280,504
  5. Step 5: Solve for x
    x = 16,322,307,541,280,504/150,111,361.60
  6. Step 6: Final answer
    x = 108,734,657.84

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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.