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Finding the Fourth Proportional to 777,303,669.68, 1,165,955,504.51 and 777,303,669.68

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Solution

The fourth proportional to 777,303,669.68, 1,165,955,504.51 and 777,303,669.68 is: 1,165,955,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,303,669.68 : 1,165,955,504.51 = 777,303,669.68 : x
  2. Step 2: Convert to fraction form
    777,303,669.68/1,165,955,504.51 = 777,303,669.68/x
  3. Step 3: Cross multiply
    777,303,669.68x = 1,165,955,504.51 × 777,303,669.68
  4. Step 4: Simplify right side
    777,303,669.68x = 906,301,492,335,332,224
  5. Step 5: Solve for x
    x = 906,301,492,335,332,224/777,303,669.68
  6. Step 6: Final answer
    x = 1,165,955,504.51

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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.