Home / 1,731,509,003.16-2,389,418,407.49-938,537,956.49

Finding the Fourth Proportional to 1,731,509,003.16, 2,389,418,407.49 and 938,537,956.49

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Solution

The fourth proportional to 1,731,509,003.16, 2,389,418,407.49 and 938,537,956.49 is: 1,295,147,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,509,003.16 : 2,389,418,407.49 = 938,537,956.49 : x
  2. Step 2: Convert to fraction form
    1,731,509,003.16/2,389,418,407.49 = 938,537,956.49/x
  3. Step 3: Cross multiply
    1,731,509,003.16x = 2,389,418,407.49 × 938,537,956.49
  4. Step 4: Simplify right side
    1,731,509,003.16x = 2,242,559,869,348,615,168
  5. Step 5: Solve for x
    x = 2,242,559,869,348,615,168/1,731,509,003.16
  6. Step 6: Final answer
    x = 1,295,147,680.58

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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.