Home / 120,714,066.45-166,575,913.99-68,503,101.93

Finding the Fourth Proportional to 120,714,066.45, 166,575,913.99 and 68,503,101.93

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Solution

The fourth proportional to 120,714,066.45, 166,575,913.99 and 68,503,101.93 is: 94,528,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,714,066.45 : 166,575,913.99 = 68,503,101.93 : x
  2. Step 2: Convert to fraction form
    120,714,066.45/166,575,913.99 = 68,503,101.93/x
  3. Step 3: Cross multiply
    120,714,066.45x = 166,575,913.99 × 68,503,101.93
  4. Step 4: Simplify right side
    120,714,066.45x = 11,410,966,814,968,628
  5. Step 5: Solve for x
    x = 11,410,966,814,968,628/120,714,066.45
  6. Step 6: Final answer
    x = 94,528,890.88

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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.