Home / 113,314,608.40-169,971,912.60-103,866,768.40

Finding the Fourth Proportional to 113,314,608.40, 169,971,912.60 and 103,866,768.40

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Solution

The fourth proportional to 113,314,608.40, 169,971,912.60 and 103,866,768.40 is: 155,800,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,314,608.40 : 169,971,912.60 = 103,866,768.40 : x
  2. Step 2: Convert to fraction form
    113,314,608.40/169,971,912.60 = 103,866,768.40/x
  3. Step 3: Cross multiply
    113,314,608.40x = 169,971,912.60 × 103,866,768.40
  4. Step 4: Simplify right side
    113,314,608.40x = 17,654,433,280,529,242
  5. Step 5: Solve for x
    x = 17,654,433,280,529,242/113,314,608.40
  6. Step 6: Final answer
    x = 155,800,152.60

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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.