Home / 156,054,158-215,273,089.32-96,496,413.20

Finding the Fourth Proportional to 156,054,158, 215,273,089.32 and 96,496,413.20

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Solution

The fourth proportional to 156,054,158, 215,273,089.32 and 96,496,413.20 is: 133,114,562.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,054,158 : 215,273,089.32 = 96,496,413.20 : x
  2. Step 2: Convert to fraction form
    156,054,158/215,273,089.32 = 96,496,413.20/x
  3. Step 3: Cross multiply
    156,054,158x = 215,273,089.32 × 96,496,413.20
  4. Step 4: Simplify right side
    156,054,158x = 20,773,080,977,863,228
  5. Step 5: Solve for x
    x = 20,773,080,977,863,228/156,054,158
  6. Step 6: Final answer
    x = 133,114,562.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.