Home / 1,731,508,664.51-2,389,417,941.60-938,537,618.31

Finding the Fourth Proportional to 1,731,508,664.51, 2,389,417,941.60 and 938,537,618.31

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Solution

The fourth proportional to 1,731,508,664.51, 2,389,417,941.60 and 938,537,618.31 is: 1,295,147,214.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,508,664.51 : 2,389,417,941.60 = 938,537,618.31 : x
  2. Step 2: Convert to fraction form
    1,731,508,664.51/2,389,417,941.60 = 938,537,618.31/x
  3. Step 3: Cross multiply
    1,731,508,664.51x = 2,389,417,941.60 × 938,537,618.31
  4. Step 4: Simplify right side
    1,731,508,664.51x = 2,242,558,624,056,446,464
  5. Step 5: Solve for x
    x = 2,242,558,624,056,446,464/1,731,508,664.51
  6. Step 6: Final answer
    x = 1,295,147,214.69

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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.