Home / 8,920,008,929.85-13,385,908,030.57-4,199,680,769.82

Finding the Fourth Proportional to 8,920,008,929.85, 13,385,908,030.57 and 4,199,680,769.82

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Solution

The fourth proportional to 8,920,008,929.85, 13,385,908,030.57 and 4,199,680,769.82 is: 6,302,296,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920,008,929.85 : 13,385,908,030.57 = 4,199,680,769.82 : x
  2. Step 2: Convert to fraction form
    8,920,008,929.85/13,385,908,030.57 = 4,199,680,769.82/x
  3. Step 3: Cross multiply
    8,920,008,929.85x = 13,385,908,030.57 × 4,199,680,769.82
  4. Step 4: Simplify right side
    8,920,008,929.85x = 56,216,540,542,563,942,400
  5. Step 5: Solve for x
    x = 56,216,540,542,563,942,400/8,920,008,929.85
  6. Step 6: Final answer
    x = 6,302,296,442.15

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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.