Home / 152,135,380.48-228,216,980.16-42,962,177.76

Finding the Fourth Proportional to 152,135,380.48, 228,216,980.16 and 42,962,177.76

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Solution

The fourth proportional to 152,135,380.48, 228,216,980.16 and 42,962,177.76 is: 64,447,194.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,135,380.48 : 228,216,980.16 = 42,962,177.76 : x
  2. Step 2: Convert to fraction form
    152,135,380.48/228,216,980.16 = 42,962,177.76/x
  3. Step 3: Cross multiply
    152,135,380.48x = 228,216,980.16 × 42,962,177.76
  4. Step 4: Simplify right side
    152,135,380.48x = 9,804,698,469,484,312
  5. Step 5: Solve for x
    x = 9,804,698,469,484,312/152,135,380.48
  6. Step 6: Final answer
    x = 64,447,194.59

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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.