Home / 146,365,485.12-219,524,669.47-42,710,353.84

Finding the Fourth Proportional to 146,365,485.12, 219,524,669.47 and 42,710,353.84

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Solution

The fourth proportional to 146,365,485.12, 219,524,669.47 and 42,710,353.84 is: 64,058,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,365,485.12 : 219,524,669.47 = 42,710,353.84 : x
  2. Step 2: Convert to fraction form
    146,365,485.12/219,524,669.47 = 42,710,353.84/x
  3. Step 3: Cross multiply
    146,365,485.12x = 219,524,669.47 × 42,710,353.84
  4. Step 4: Simplify right side
    146,365,485.12x = 9,375,976,309,672,746
  5. Step 5: Solve for x
    x = 9,375,976,309,672,746/146,365,485.12
  6. Step 6: Final answer
    x = 64,058,656.33

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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.