Home / 262,656,069.60-393,984,104.40-119,328,837.60

Finding the Fourth Proportional to 262,656,069.60, 393,984,104.40 and 119,328,837.60

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Solution

The fourth proportional to 262,656,069.60, 393,984,104.40 and 119,328,837.60 is: 178,993,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,656,069.60 : 393,984,104.40 = 119,328,837.60 : x
  2. Step 2: Convert to fraction form
    262,656,069.60/393,984,104.40 = 119,328,837.60/x
  3. Step 3: Cross multiply
    262,656,069.60x = 393,984,104.40 × 119,328,837.60
  4. Step 4: Simplify right side
    262,656,069.60x = 47,013,665,210,929,040
  5. Step 5: Solve for x
    x = 47,013,665,210,929,040/262,656,069.60
  6. Step 6: Final answer
    x = 178,993,256.40

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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.