Home / 651,965,974.26-899,631,383.07-440,732,407.08

Finding the Fourth Proportional to 651,965,974.26, 899,631,383.07 and 440,732,407.08

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Solution

The fourth proportional to 651,965,974.26, 899,631,383.07 and 440,732,407.08 is: 608,155,518.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,965,974.26 : 899,631,383.07 = 440,732,407.08 : x
  2. Step 2: Convert to fraction form
    651,965,974.26/899,631,383.07 = 440,732,407.08/x
  3. Step 3: Cross multiply
    651,965,974.26x = 899,631,383.07 × 440,732,407.08
  4. Step 4: Simplify right side
    651,965,974.26x = 396,496,704,945,150,656
  5. Step 5: Solve for x
    x = 396,496,704,945,150,656/651,965,974.26
  6. Step 6: Final answer
    x = 608,155,518.23

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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.