Home / 5,978,718,020.40-8,968,077,030.60-3,489,023,223.60

Finding the Fourth Proportional to 5,978,718,020.40, 8,968,077,030.60 and 3,489,023,223.60

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Solution

The fourth proportional to 5,978,718,020.40, 8,968,077,030.60 and 3,489,023,223.60 is: 5,233,534,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,718,020.40 : 8,968,077,030.60 = 3,489,023,223.60 : x
  2. Step 2: Convert to fraction form
    5,978,718,020.40/8,968,077,030.60 = 3,489,023,223.60/x
  3. Step 3: Cross multiply
    5,978,718,020.40x = 8,968,077,030.60 × 3,489,023,223.60
  4. Step 4: Simplify right side
    5,978,718,020.40x = 31,289,829,030,797,127,680
  5. Step 5: Solve for x
    x = 31,289,829,030,797,127,680/5,978,718,020.40
  6. Step 6: Final answer
    x = 5,233,534,835.40

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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.