Home / 215,604,603.70-323,406,905.55-164,586,267.70

Finding the Fourth Proportional to 215,604,603.70, 323,406,905.55 and 164,586,267.70

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Solution

The fourth proportional to 215,604,603.70, 323,406,905.55 and 164,586,267.70 is: 246,879,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,604,603.70 : 323,406,905.55 = 164,586,267.70 : x
  2. Step 2: Convert to fraction form
    215,604,603.70/323,406,905.55 = 164,586,267.70/x
  3. Step 3: Cross multiply
    215,604,603.70x = 323,406,905.55 × 164,586,267.70
  4. Step 4: Simplify right side
    215,604,603.70x = 53,228,335,532,880,912
  5. Step 5: Solve for x
    x = 53,228,335,532,880,912/215,604,603.70
  6. Step 6: Final answer
    x = 246,879,401.55

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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.