Home / 102,526,405.83-141,486,871.45-55,483,481.59

Finding the Fourth Proportional to 102,526,405.83, 141,486,871.45 and 55,483,481.59

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Solution

The fourth proportional to 102,526,405.83, 141,486,871.45 and 55,483,481.59 is: 76,567,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,526,405.83 : 141,486,871.45 = 55,483,481.59 : x
  2. Step 2: Convert to fraction form
    102,526,405.83/141,486,871.45 = 55,483,481.59/x
  3. Step 3: Cross multiply
    102,526,405.83x = 141,486,871.45 × 55,483,481.59
  4. Step 4: Simplify right side
    102,526,405.83x = 7,850,184,226,830,345
  5. Step 5: Solve for x
    x = 7,850,184,226,830,345/102,526,405.83
  6. Step 6: Final answer
    x = 76,567,438.05

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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.