Home / 66,430,269.70-99,645,404.55-49,211,581.30

Finding the Fourth Proportional to 66,430,269.70, 99,645,404.55 and 49,211,581.30

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Solution

The fourth proportional to 66,430,269.70, 99,645,404.55 and 49,211,581.30 is: 73,817,371.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,269.70 : 99,645,404.55 = 49,211,581.30 : x
  2. Step 2: Convert to fraction form
    66,430,269.70/99,645,404.55 = 49,211,581.30/x
  3. Step 3: Cross multiply
    66,430,269.70x = 99,645,404.55 × 49,211,581.30
  4. Step 4: Simplify right side
    66,430,269.70x = 4,903,707,927,183,714
  5. Step 5: Solve for x
    x = 4,903,707,927,183,714/66,430,269.70
  6. Step 6: Final answer
    x = 73,817,371.95

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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.