Home / 66,464,214.08-99,731,446.25-47,158,208.15

Finding the Fourth Proportional to 66,464,214.08, 99,731,446.25 and 47,158,208.15

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Solution

The fourth proportional to 66,464,214.08, 99,731,446.25 and 47,158,208.15 is: 70,762,234.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,464,214.08 : 99,731,446.25 = 47,158,208.15 : x
  2. Step 2: Convert to fraction form
    66,464,214.08/99,731,446.25 = 47,158,208.15/x
  3. Step 3: Cross multiply
    66,464,214.08x = 99,731,446.25 × 47,158,208.15
  4. Step 4: Simplify right side
    66,464,214.08x = 4,703,156,300,623,589
  5. Step 5: Solve for x
    x = 4,703,156,300,623,589/66,464,214.08
  6. Step 6: Final answer
    x = 70,762,234.48

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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.