Home / 162,353,442.62-243,570,769.23-47,337,984.95

Finding the Fourth Proportional to 162,353,442.62, 243,570,769.23 and 47,337,984.95

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Solution

The fourth proportional to 162,353,442.62, 243,570,769.23 and 47,337,984.95 is: 71,018,816.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,353,442.62 : 243,570,769.23 = 47,337,984.95 : x
  2. Step 2: Convert to fraction form
    162,353,442.62/243,570,769.23 = 47,337,984.95/x
  3. Step 3: Cross multiply
    162,353,442.62x = 243,570,769.23 × 47,337,984.95
  4. Step 4: Simplify right side
    162,353,442.62x = 11,530,149,406,851,808
  5. Step 5: Solve for x
    x = 11,530,149,406,851,808/162,353,442.62
  6. Step 6: Final answer
    x = 71,018,816.85

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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.