Home / 66,433,511.70-99,650,267.55-37,257,400.80

Finding the Fourth Proportional to 66,433,511.70, 99,650,267.55 and 37,257,400.80

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Solution

The fourth proportional to 66,433,511.70, 99,650,267.55 and 37,257,400.80 is: 55,886,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,433,511.70 : 99,650,267.55 = 37,257,400.80 : x
  2. Step 2: Convert to fraction form
    66,433,511.70/99,650,267.55 = 37,257,400.80/x
  3. Step 3: Cross multiply
    66,433,511.70x = 99,650,267.55 × 37,257,400.80
  4. Step 4: Simplify right side
    66,433,511.70x = 3,712,709,957,937,583.50
  5. Step 5: Solve for x
    x = 3,712,709,957,937,583.50/66,433,511.70
  6. Step 6: Final answer
    x = 55,886,101.20

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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.