Home / 47,228,996,878.04-65,176,790,020.44-28,199,763,261.56

Finding the Fourth Proportional to 47,228,996,878.04, 65,176,790,020.44 and 28,199,763,261.56

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Solution

The fourth proportional to 47,228,996,878.04, 65,176,790,020.44 and 28,199,763,261.56 is: 38,916,135,641.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,228,996,878.04 : 65,176,790,020.44 = 28,199,763,261.56 : x
  2. Step 2: Convert to fraction form
    47,228,996,878.04/65,176,790,020.44 = 28,199,763,261.56/x
  3. Step 3: Cross multiply
    47,228,996,878.04x = 65,176,790,020.44 × 28,199,763,261.56
  4. Step 4: Simplify right side
    47,228,996,878.04x = 1,837,970,048,724,814,528,512
  5. Step 5: Solve for x
    x = 1,837,970,048,724,814,528,512/47,228,996,878.04
  6. Step 6: Final answer
    x = 38,916,135,641.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.