Home / 448,633,445.01-673,187,262.15-318,317,904.98

Finding the Fourth Proportional to 448,633,445.01, 673,187,262.15 and 318,317,904.98

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Solution

The fourth proportional to 448,633,445.01, 673,187,262.15 and 318,317,904.98 is: 477,645,082.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,633,445.01 : 673,187,262.15 = 318,317,904.98 : x
  2. Step 2: Convert to fraction form
    448,633,445.01/673,187,262.15 = 318,317,904.98/x
  3. Step 3: Cross multiply
    448,633,445.01x = 673,187,262.15 × 318,317,904.98
  4. Step 4: Simplify right side
    448,633,445.01x = 214,287,558,947,158,688
  5. Step 5: Solve for x
    x = 214,287,558,947,158,688/448,633,445.01
  6. Step 6: Final answer
    x = 477,645,082.71

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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.