Home / 725,940,169,319.85-1,002,249,545,361.50-462,113,728,718.22

Finding the Fourth Proportional to 725,940,169,319.85, 1,002,249,545,361.50 and 462,113,728,718.22

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Solution

The fourth proportional to 725,940,169,319.85, 1,002,249,545,361.50 and 462,113,728,718.22 is: 638,004,747,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,940,169,319.85 : 1,002,249,545,361.50 = 462,113,728,718.22 : x
  2. Step 2: Convert to fraction form
    725,940,169,319.85/1,002,249,545,361.50 = 462,113,728,718.22/x
  3. Step 3: Cross multiply
    725,940,169,319.85x = 1,002,249,545,361.50 × 462,113,728,718.22
  4. Step 4: Simplify right side
    725,940,169,319.85x = 463,153,274,513,143,522,918,400
  5. Step 5: Solve for x
    x = 463,153,274,513,143,522,918,400/725,940,169,319.85
  6. Step 6: Final answer
    x = 638,004,747,618.64

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Double scale
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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.