Home / 152,064,701.20-228,097,051.80-55,020,221.20

Finding the Fourth Proportional to 152,064,701.20, 228,097,051.80 and 55,020,221.20

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Solution

The fourth proportional to 152,064,701.20, 228,097,051.80 and 55,020,221.20 is: 82,530,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,701.20 : 228,097,051.80 = 55,020,221.20 : x
  2. Step 2: Convert to fraction form
    152,064,701.20/228,097,051.80 = 55,020,221.20/x
  3. Step 3: Cross multiply
    152,064,701.20x = 228,097,051.80 × 55,020,221.20
  4. Step 4: Simplify right side
    152,064,701.20x = 12,549,950,245,103,860
  5. Step 5: Solve for x
    x = 12,549,950,245,103,860/152,064,701.20
  6. Step 6: Final answer
    x = 82,530,331.80

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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.