Home / 809,101,417-1,116,562,916.10-437,823,452.20

Finding the Fourth Proportional to 809,101,417, 1,116,562,916.10 and 437,823,452.20

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Solution

The fourth proportional to 809,101,417, 1,116,562,916.10 and 437,823,452.20 is: 604,197,966.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,101,417 : 1,116,562,916.10 = 437,823,452.20 : x
  2. Step 2: Convert to fraction form
    809,101,417/1,116,562,916.10 = 437,823,452.20/x
  3. Step 3: Cross multiply
    809,101,417x = 1,116,562,916.10 × 437,823,452.20
  4. Step 4: Simplify right side
    809,101,417x = 488,857,430,525,400,896
  5. Step 5: Solve for x
    x = 488,857,430,525,400,896/809,101,417
  6. Step 6: Final answer
    x = 604,197,966.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.