Home / 66,138,996.42-99,219,145.32-23,020,454.34

Finding the Fourth Proportional to 66,138,996.42, 99,219,145.32 and 23,020,454.34

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Solution

The fourth proportional to 66,138,996.42, 99,219,145.32 and 23,020,454.34 is: 34,534,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,138,996.42 : 99,219,145.32 = 23,020,454.34 : x
  2. Step 2: Convert to fraction form
    66,138,996.42/99,219,145.32 = 23,020,454.34/x
  3. Step 3: Cross multiply
    66,138,996.42x = 99,219,145.32 × 23,020,454.34
  4. Step 4: Simplify right side
    66,138,996.42x = 2,284,069,804,492,884.50
  5. Step 5: Solve for x
    x = 2,284,069,804,492,884.50/66,138,996.42
  6. Step 6: Final answer
    x = 34,534,388.61

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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.