Home / 120,369,023.48-166,106,441.66-70,812,588.03

Finding the Fourth Proportional to 120,369,023.48, 166,106,441.66 and 70,812,588.03

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Solution

The fourth proportional to 120,369,023.48, 166,106,441.66 and 70,812,588.03 is: 97,719,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,369,023.48 : 166,106,441.66 = 70,812,588.03 : x
  2. Step 2: Convert to fraction form
    120,369,023.48/166,106,441.66 = 70,812,588.03/x
  3. Step 3: Cross multiply
    120,369,023.48x = 166,106,441.66 × 70,812,588.03
  4. Step 4: Simplify right side
    120,369,023.48x = 11,762,427,022,044,746
  5. Step 5: Solve for x
    x = 11,762,427,022,044,746/120,369,023.48
  6. Step 6: Final answer
    x = 97,719,717.93

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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.