Home / 8,920,008,928.47-13,385,908,028.51-4,199,680,768.44

Finding the Fourth Proportional to 8,920,008,928.47, 13,385,908,028.51 and 4,199,680,768.44

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Solution

The fourth proportional to 8,920,008,928.47, 13,385,908,028.51 and 4,199,680,768.44 is: 6,302,296,440.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920,008,928.47 : 13,385,908,028.51 = 4,199,680,768.44 : x
  2. Step 2: Convert to fraction form
    8,920,008,928.47/13,385,908,028.51 = 4,199,680,768.44/x
  3. Step 3: Cross multiply
    8,920,008,928.47x = 13,385,908,028.51 × 4,199,680,768.44
  4. Step 4: Simplify right side
    8,920,008,928.47x = 56,216,540,515,452,641,280
  5. Step 5: Solve for x
    x = 56,216,540,515,452,641,280/8,920,008,928.47
  6. Step 6: Final answer
    x = 6,302,296,440.09

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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.