Home / 530,420,584.80-795,630,877.20-401,280,421.80

Finding the Fourth Proportional to 530,420,584.80, 795,630,877.20 and 401,280,421.80

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Solution

The fourth proportional to 530,420,584.80, 795,630,877.20 and 401,280,421.80 is: 601,920,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,420,584.80 : 795,630,877.20 = 401,280,421.80 : x
  2. Step 2: Convert to fraction form
    530,420,584.80/795,630,877.20 = 401,280,421.80/x
  3. Step 3: Cross multiply
    530,420,584.80x = 795,630,877.20 × 401,280,421.80
  4. Step 4: Simplify right side
    530,420,584.80x = 319,271,093,999,920,000
  5. Step 5: Solve for x
    x = 319,271,093,999,920,000/530,420,584.80
  6. Step 6: Final answer
    x = 601,920,632.70

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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.