Home / 66,430,032.70-99,660,795.45-34,086,927.10

Finding the Fourth Proportional to 66,430,032.70, 99,660,795.45 and 34,086,927.10

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Solution

The fourth proportional to 66,430,032.70, 99,660,795.45 and 34,086,927.10 is: 51,138,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,032.70 : 99,660,795.45 = 34,086,927.10 : x
  2. Step 2: Convert to fraction form
    66,430,032.70/99,660,795.45 = 34,086,927.10/x
  3. Step 3: Cross multiply
    66,430,032.70x = 99,660,795.45 × 34,086,927.10
  4. Step 4: Simplify right side
    66,430,032.70x = 3,397,130,269,232,162
  5. Step 5: Solve for x
    x = 3,397,130,269,232,162/66,430,032.70
  6. Step 6: Final answer
    x = 51,138,470.53

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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.