Home / 104,112,020.40-156,168,030.60-53,093,684.40

Finding the Fourth Proportional to 104,112,020.40, 156,168,030.60 and 53,093,684.40

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Solution

The fourth proportional to 104,112,020.40, 156,168,030.60 and 53,093,684.40 is: 79,640,526.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,112,020.40 : 156,168,030.60 = 53,093,684.40 : x
  2. Step 2: Convert to fraction form
    104,112,020.40/156,168,030.60 = 53,093,684.40/x
  3. Step 3: Cross multiply
    104,112,020.40x = 156,168,030.60 × 53,093,684.40
  4. Step 4: Simplify right side
    104,112,020.40x = 8,291,536,130,045,942
  5. Step 5: Solve for x
    x = 8,291,536,130,045,942/104,112,020.40
  6. Step 6: Final answer
    x = 79,640,526.60

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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.