Home / 420,901,272,004.16-631,351,908,006.26-420,901,272,004.16

Finding the Fourth Proportional to 420,901,272,004.16, 631,351,908,006.26 and 420,901,272,004.16

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Solution

The fourth proportional to 420,901,272,004.16, 631,351,908,006.26 and 420,901,272,004.16 is: 631,351,908,006.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,901,272,004.16 : 631,351,908,006.26 = 420,901,272,004.16 : x
  2. Step 2: Convert to fraction form
    420,901,272,004.16/631,351,908,006.26 = 420,901,272,004.16/x
  3. Step 3: Cross multiply
    420,901,272,004.16x = 631,351,908,006.26 × 420,901,272,004.16
  4. Step 4: Simplify right side
    420,901,272,004.16x = 265,736,821,162,088,245,231,616
  5. Step 5: Solve for x
    x = 265,736,821,162,088,245,231,616/420,901,272,004.16
  6. Step 6: Final answer
    x = 631,351,908,006.26

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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.