Home / 289,557,131,486.46-434,398,530,090.72-88,093,630,838.22

Finding the Fourth Proportional to 289,557,131,486.46, 434,398,530,090.72 and 88,093,630,838.22

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Solution

The fourth proportional to 289,557,131,486.46, 434,398,530,090.72 and 88,093,630,838.22 is: 132,159,562,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,557,131,486.46 : 434,398,530,090.72 = 88,093,630,838.22 : x
  2. Step 2: Convert to fraction form
    289,557,131,486.46/434,398,530,090.72 = 88,093,630,838.22/x
  3. Step 3: Cross multiply
    289,557,131,486.46x = 434,398,530,090.72 × 88,093,630,838.22
  4. Step 4: Simplify right side
    289,557,131,486.46x = 38,267,743,746,477,283,868,672
  5. Step 5: Solve for x
    x = 38,267,743,746,477,283,868,672/289,557,131,486.46
  6. Step 6: Final answer
    x = 132,159,562,259.88

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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.