Home / 7,408,166,357.72-11,114,432,442.95-2,984,309,318.72

Finding the Fourth Proportional to 7,408,166,357.72, 11,114,432,442.95 and 2,984,309,318.72

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Solution

The fourth proportional to 7,408,166,357.72, 11,114,432,442.95 and 2,984,309,318.72 is: 4,477,343,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408,166,357.72 : 11,114,432,442.95 = 2,984,309,318.72 : x
  2. Step 2: Convert to fraction form
    7,408,166,357.72/11,114,432,442.95 = 2,984,309,318.72/x
  3. Step 3: Cross multiply
    7,408,166,357.72x = 11,114,432,442.95 × 2,984,309,318.72
  4. Step 4: Simplify right side
    7,408,166,357.72x = 33,168,904,311,792,443,392
  5. Step 5: Solve for x
    x = 33,168,904,311,792,443,392/7,408,166,357.72
  6. Step 6: Final answer
    x = 4,477,343,341.14

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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.