Home / 1,893,692,138.60-2,613,375,858.12-1,058,316,684.60

Finding the Fourth Proportional to 1,893,692,138.60, 2,613,375,858.12 and 1,058,316,684.60

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Solution

The fourth proportional to 1,893,692,138.60, 2,613,375,858.12 and 1,058,316,684.60 is: 1,460,522,128.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,692,138.60 : 2,613,375,858.12 = 1,058,316,684.60 : x
  2. Step 2: Convert to fraction form
    1,893,692,138.60/2,613,375,858.12 = 1,058,316,684.60/x
  3. Step 3: Cross multiply
    1,893,692,138.60x = 2,613,375,858.12 × 1,058,316,684.60
  4. Step 4: Simplify right side
    1,893,692,138.60x = 2,765,779,273,779,238,400
  5. Step 5: Solve for x
    x = 2,765,779,273,779,238,400/1,893,692,138.60
  6. Step 6: Final answer
    x = 1,460,522,128.92

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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.