Home / 117,853,335.72-176,478,160.44-98,374,128.48

Finding the Fourth Proportional to 117,853,335.72, 176,478,160.44 and 98,374,128.48

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Solution

The fourth proportional to 117,853,335.72, 176,478,160.44 and 98,374,128.48 is: 147,309,239.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,853,335.72 : 176,478,160.44 = 98,374,128.48 : x
  2. Step 2: Convert to fraction form
    117,853,335.72/176,478,160.44 = 98,374,128.48/x
  3. Step 3: Cross multiply
    117,853,335.72x = 176,478,160.44 × 98,374,128.48
  4. Step 4: Simplify right side
    117,853,335.72x = 17,360,885,229,038,614
  5. Step 5: Solve for x
    x = 17,360,885,229,038,614/117,853,335.72
  6. Step 6: Final answer
    x = 147,309,239.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.