Home / 448,756,409.79-673,347,792.51-310,794,326.19

Finding the Fourth Proportional to 448,756,409.79, 673,347,792.51 and 310,794,326.19

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Solution

The fourth proportional to 448,756,409.79, 673,347,792.51 and 310,794,326.19 is: 466,339,129.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,756,409.79 : 673,347,792.51 = 310,794,326.19 : x
  2. Step 2: Convert to fraction form
    448,756,409.79/673,347,792.51 = 310,794,326.19/x
  3. Step 3: Cross multiply
    448,756,409.79x = 673,347,792.51 × 310,794,326.19
  4. Step 4: Simplify right side
    448,756,409.79x = 209,272,673,464,669,376
  5. Step 5: Solve for x
    x = 209,272,673,464,669,376/448,756,409.79
  6. Step 6: Final answer
    x = 466,339,129.42

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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.