Home / 66,586,014.74-99,868,130.79-23,445,077.78

Finding the Fourth Proportional to 66,586,014.74, 99,868,130.79 and 23,445,077.78

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Solution

The fourth proportional to 66,586,014.74, 99,868,130.79 and 23,445,077.78 is: 35,163,781.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,586,014.74 : 99,868,130.79 = 23,445,077.78 : x
  2. Step 2: Convert to fraction form
    66,586,014.74/99,868,130.79 = 23,445,077.78/x
  3. Step 3: Cross multiply
    66,586,014.74x = 99,868,130.79 × 23,445,077.78
  4. Step 4: Simplify right side
    66,586,014.74x = 2,341,416,093,615,422
  5. Step 5: Solve for x
    x = 2,341,416,093,615,422/66,586,014.74
  6. Step 6: Final answer
    x = 35,163,781.81

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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.