Home / 118,714,199.88-163,825,471.56-66,503,603.06

Finding the Fourth Proportional to 118,714,199.88, 163,825,471.56 and 66,503,603.06

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Solution

The fourth proportional to 118,714,199.88, 163,825,471.56 and 66,503,603.06 is: 91,774,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,714,199.88 : 163,825,471.56 = 66,503,603.06 : x
  2. Step 2: Convert to fraction form
    118,714,199.88/163,825,471.56 = 66,503,603.06/x
  3. Step 3: Cross multiply
    118,714,199.88x = 163,825,471.56 × 66,503,603.06
  4. Step 4: Simplify right side
    118,714,199.88x = 10,894,984,131,788,166
  5. Step 5: Solve for x
    x = 10,894,984,131,788,166/118,714,199.88
  6. Step 6: Final answer
    x = 91,774,902.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.