Home / 463,574,017,364.70-695,361,026,047.05-445,289,045,742.30

Finding the Fourth Proportional to 463,574,017,364.70, 695,361,026,047.05 and 445,289,045,742.30

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Solution

The fourth proportional to 463,574,017,364.70, 695,361,026,047.05 and 445,289,045,742.30 is: 667,933,568,613.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,574,017,364.70 : 695,361,026,047.05 = 445,289,045,742.30 : x
  2. Step 2: Convert to fraction form
    463,574,017,364.70/695,361,026,047.05 = 445,289,045,742.30/x
  3. Step 3: Cross multiply
    463,574,017,364.70x = 695,361,026,047.05 × 445,289,045,742.30
  4. Step 4: Simplify right side
    463,574,017,364.70x = 309,636,647,734,877,540,581,376
  5. Step 5: Solve for x
    x = 309,636,647,734,877,540,581,376/463,574,017,364.70
  6. Step 6: Final answer
    x = 667,933,568,613.45

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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.