Home / 144,980,466.30-217,470,699.45-80,483,211.90

Finding the Fourth Proportional to 144,980,466.30, 217,470,699.45 and 80,483,211.90

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Solution

The fourth proportional to 144,980,466.30, 217,470,699.45 and 80,483,211.90 is: 120,724,817.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,980,466.30 : 217,470,699.45 = 80,483,211.90 : x
  2. Step 2: Convert to fraction form
    144,980,466.30/217,470,699.45 = 80,483,211.90/x
  3. Step 3: Cross multiply
    144,980,466.30x = 217,470,699.45 × 80,483,211.90
  4. Step 4: Simplify right side
    144,980,466.30x = 17,502,740,385,875,564
  5. Step 5: Solve for x
    x = 17,502,740,385,875,564/144,980,466.30
  6. Step 6: Final answer
    x = 120,724,817.85

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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.