Home / 470,014,362,845.40-705,159,867,682.44-151,654,589,280.15

Finding the Fourth Proportional to 470,014,362,845.40, 705,159,867,682.44 and 151,654,589,280.15

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Solution

The fourth proportional to 470,014,362,845.40, 705,159,867,682.44 and 151,654,589,280.15 is: 227,526,515,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,014,362,845.40 : 705,159,867,682.44 = 151,654,589,280.15 : x
  2. Step 2: Convert to fraction form
    470,014,362,845.40/705,159,867,682.44 = 151,654,589,280.15/x
  3. Step 3: Cross multiply
    470,014,362,845.40x = 705,159,867,682.44 × 151,654,589,280.15
  4. Step 4: Simplify right side
    470,014,362,845.40x = 106,940,730,110,225,344,888,832
  5. Step 5: Solve for x
    x = 106,940,730,110,225,344,888,832/470,014,362,845.40
  6. Step 6: Final answer
    x = 227,526,515,280.98

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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.