Home / 156,722,355.09-235,082,789.06-40,137,482.07

Finding the Fourth Proportional to 156,722,355.09, 235,082,789.06 and 40,137,482.07

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Solution

The fourth proportional to 156,722,355.09, 235,082,789.06 and 40,137,482.07 is: 60,206,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,722,355.09 : 235,082,789.06 = 40,137,482.07 : x
  2. Step 2: Convert to fraction form
    156,722,355.09/235,082,789.06 = 40,137,482.07/x
  3. Step 3: Cross multiply
    156,722,355.09x = 235,082,789.06 × 40,137,482.07
  4. Step 4: Simplify right side
    156,722,355.09x = 9,435,631,230,660,656
  5. Step 5: Solve for x
    x = 9,435,631,230,660,656/156,722,355.09
  6. Step 6: Final answer
    x = 60,206,032.67

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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.