Home / 7,138,634,768.40-10,701,149,707.80-5,563,868,797.20

Finding the Fourth Proportional to 7,138,634,768.40, 10,701,149,707.80 and 5,563,868,797.20

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Solution

The fourth proportional to 7,138,634,768.40, 10,701,149,707.80 and 5,563,868,797.20 is: 8,340,501,354.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,138,634,768.40 : 10,701,149,707.80 = 5,563,868,797.20 : x
  2. Step 2: Convert to fraction form
    7,138,634,768.40/10,701,149,707.80 = 5,563,868,797.20/x
  3. Step 3: Cross multiply
    7,138,634,768.40x = 10,701,149,707.80 × 5,563,868,797.20
  4. Step 4: Simplify right side
    7,138,634,768.40x = 59,539,792,953,394,315,264
  5. Step 5: Solve for x
    x = 59,539,792,953,394,315,264/7,138,634,768.40
  6. Step 6: Final answer
    x = 8,340,501,354.26

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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.