Home / 117,325,384.80-175,988,077.20-87,092,296.80

Finding the Fourth Proportional to 117,325,384.80, 175,988,077.20 and 87,092,296.80

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Solution

The fourth proportional to 117,325,384.80, 175,988,077.20 and 87,092,296.80 is: 130,638,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,325,384.80 : 175,988,077.20 = 87,092,296.80 : x
  2. Step 2: Convert to fraction form
    117,325,384.80/175,988,077.20 = 87,092,296.80/x
  3. Step 3: Cross multiply
    117,325,384.80x = 175,988,077.20 × 87,092,296.80
  4. Step 4: Simplify right side
    117,325,384.80x = 15,327,205,852,763,712
  5. Step 5: Solve for x
    x = 15,327,205,852,763,712/117,325,384.80
  6. Step 6: Final answer
    x = 130,638,445.20

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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.