Home / 1,731,508,698.39-2,389,417,988.47-938,537,652.25

Finding the Fourth Proportional to 1,731,508,698.39, 2,389,417,988.47 and 938,537,652.25

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Solution

The fourth proportional to 1,731,508,698.39, 2,389,417,988.47 and 938,537,652.25 is: 1,295,147,261.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,508,698.39 : 2,389,417,988.47 = 938,537,652.25 : x
  2. Step 2: Convert to fraction form
    1,731,508,698.39/2,389,417,988.47 = 938,537,652.25/x
  3. Step 3: Cross multiply
    1,731,508,698.39x = 2,389,417,988.47 × 938,537,652.25
  4. Step 4: Simplify right side
    1,731,508,698.39x = 2,242,558,749,142,551,296
  5. Step 5: Solve for x
    x = 2,242,558,749,142,551,296/1,731,508,698.39
  6. Step 6: Final answer
    x = 1,295,147,261.59

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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.