Home / 447,551,074,081.89-671,081,446,594.08-220,411,041,999.57

Finding the Fourth Proportional to 447,551,074,081.89, 671,081,446,594.08 and 220,411,041,999.57

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Solution

The fourth proportional to 447,551,074,081.89, 671,081,446,594.08 and 220,411,041,999.57 is: 330,495,823,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,551,074,081.89 : 671,081,446,594.08 = 220,411,041,999.57 : x
  2. Step 2: Convert to fraction form
    447,551,074,081.89/671,081,446,594.08 = 220,411,041,999.57/x
  3. Step 3: Cross multiply
    447,551,074,081.89x = 671,081,446,594.08 × 220,411,041,999.57
  4. Step 4: Simplify right side
    447,551,074,081.89x = 147,913,760,910,379,961,024,512
  5. Step 5: Solve for x
    x = 147,913,760,910,379,961,024,512/447,551,074,081.89
  6. Step 6: Final answer
    x = 330,495,823,775.67

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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.