Home / 245,757,221.13-368,633,308.50-142,060,444.77

Finding the Fourth Proportional to 245,757,221.13, 368,633,308.50 and 142,060,444.77

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Solution

The fourth proportional to 245,757,221.13, 368,633,308.50 and 142,060,444.77 is: 213,089,208.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,757,221.13 : 368,633,308.50 = 142,060,444.77 : x
  2. Step 2: Convert to fraction form
    245,757,221.13/368,633,308.50 = 142,060,444.77/x
  3. Step 3: Cross multiply
    245,757,221.13x = 368,633,308.50 × 142,060,444.77
  4. Step 4: Simplify right side
    245,757,221.13x = 52,368,211,762,546,624
  5. Step 5: Solve for x
    x = 52,368,211,762,546,624/245,757,221.13
  6. Step 6: Final answer
    x = 213,089,208.62

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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.