Home / 1,731,508,617.67-2,389,417,877.17-938,537,571.47

Finding the Fourth Proportional to 1,731,508,617.67, 2,389,417,877.17 and 938,537,571.47

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Solution

The fourth proportional to 1,731,508,617.67, 2,389,417,877.17 and 938,537,571.47 is: 1,295,147,150.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,508,617.67 : 2,389,417,877.17 = 938,537,571.47 : x
  2. Step 2: Convert to fraction form
    1,731,508,617.67/2,389,417,877.17 = 938,537,571.47/x
  3. Step 3: Cross multiply
    1,731,508,617.67x = 2,389,417,877.17 × 938,537,571.47
  4. Step 4: Simplify right side
    1,731,508,617.67x = 2,242,558,451,673,673,472
  5. Step 5: Solve for x
    x = 2,242,558,451,673,673,472/1,731,508,617.67
  6. Step 6: Final answer
    x = 1,295,147,150.17

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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.