Home / 1,014,865,647.80-1,522,440,189.30-432,595,268.60

Finding the Fourth Proportional to 1,014,865,647.80, 1,522,440,189.30 and 432,595,268.60

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Solution

The fourth proportional to 1,014,865,647.80, 1,522,440,189.30 and 432,595,268.60 is: 648,953,311.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,865,647.80 : 1,522,440,189.30 = 432,595,268.60 : x
  2. Step 2: Convert to fraction form
    1,014,865,647.80/1,522,440,189.30 = 432,595,268.60/x
  3. Step 3: Cross multiply
    1,014,865,647.80x = 1,522,440,189.30 × 432,595,268.60
  4. Step 4: Simplify right side
    1,014,865,647.80x = 658,600,422,617,668,352
  5. Step 5: Solve for x
    x = 658,600,422,617,668,352/1,014,865,647.80
  6. Step 6: Final answer
    x = 648,953,311.25

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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.