Home / 110,006,343.80-165,009,515.70-55,397,828.60

Finding the Fourth Proportional to 110,006,343.80, 165,009,515.70 and 55,397,828.60

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Solution

The fourth proportional to 110,006,343.80, 165,009,515.70 and 55,397,828.60 is: 83,096,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,006,343.80 : 165,009,515.70 = 55,397,828.60 : x
  2. Step 2: Convert to fraction form
    110,006,343.80/165,009,515.70 = 55,397,828.60/x
  3. Step 3: Cross multiply
    110,006,343.80x = 165,009,515.70 × 55,397,828.60
  4. Step 4: Simplify right side
    110,006,343.80x = 9,141,168,868,117,608
  5. Step 5: Solve for x
    x = 9,141,168,868,117,608/110,006,343.80
  6. Step 6: Final answer
    x = 83,096,742.90

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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.