Home / 579,522,625.60-869,325,928.80-348,995,329.60

Finding the Fourth Proportional to 579,522,625.60, 869,325,928.80 and 348,995,329.60

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Solution

The fourth proportional to 579,522,625.60, 869,325,928.80 and 348,995,329.60 is: 523,518,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,522,625.60 : 869,325,928.80 = 348,995,329.60 : x
  2. Step 2: Convert to fraction form
    579,522,625.60/869,325,928.80 = 348,995,329.60/x
  3. Step 3: Cross multiply
    579,522,625.60x = 869,325,928.80 × 348,995,329.60
  4. Step 4: Simplify right side
    579,522,625.60x = 303,390,689,051,382,144
  5. Step 5: Solve for x
    x = 303,390,689,051,382,144/579,522,625.60
  6. Step 6: Final answer
    x = 523,518,281.51

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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.