Home / 1,893,692,161.47-2,613,375,889.88-1,058,316,707.43

Finding the Fourth Proportional to 1,893,692,161.47, 2,613,375,889.88 and 1,058,316,707.43

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Solution

The fourth proportional to 1,893,692,161.47, 2,613,375,889.88 and 1,058,316,707.43 is: 1,460,522,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,692,161.47 : 2,613,375,889.88 = 1,058,316,707.43 : x
  2. Step 2: Convert to fraction form
    1,893,692,161.47/2,613,375,889.88 = 1,058,316,707.43/x
  3. Step 3: Cross multiply
    1,893,692,161.47x = 2,613,375,889.88 × 1,058,316,707.43
  4. Step 4: Simplify right side
    1,893,692,161.47x = 2,765,779,367,049,456,128
  5. Step 5: Solve for x
    x = 2,765,779,367,049,456,128/1,893,692,161.47
  6. Step 6: Final answer
    x = 1,460,522,160.53

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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.