Home / 107,019,136.40-160,528,704.60-73,006,912.40

Finding the Fourth Proportional to 107,019,136.40, 160,528,704.60 and 73,006,912.40

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Solution

The fourth proportional to 107,019,136.40, 160,528,704.60 and 73,006,912.40 is: 109,510,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,019,136.40 : 160,528,704.60 = 73,006,912.40 : x
  2. Step 2: Convert to fraction form
    107,019,136.40/160,528,704.60 = 73,006,912.40/x
  3. Step 3: Cross multiply
    107,019,136.40x = 160,528,704.60 × 73,006,912.40
  4. Step 4: Simplify right side
    107,019,136.40x = 11,719,705,074,417,678
  5. Step 5: Solve for x
    x = 11,719,705,074,417,678/107,019,136.40
  6. Step 6: Final answer
    x = 109,510,368.60

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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.