Home / 83,281,455,014.39-114,928,407,919.87-47,638,770,026.39

Finding the Fourth Proportional to 83,281,455,014.39, 114,928,407,919.87 and 47,638,770,026.39

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Solution

The fourth proportional to 83,281,455,014.39, 114,928,407,919.87 and 47,638,770,026.39 is: 65,741,502,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,281,455,014.39 : 114,928,407,919.87 = 47,638,770,026.39 : x
  2. Step 2: Convert to fraction form
    83,281,455,014.39/114,928,407,919.87 = 47,638,770,026.39/x
  3. Step 3: Cross multiply
    83,281,455,014.39x = 114,928,407,919.87 × 47,638,770,026.39
  4. Step 4: Simplify right side
    83,281,455,014.39x = 5,475,047,994,393,596,264,448
  5. Step 5: Solve for x
    x = 5,475,047,994,393,596,264,448/83,281,455,014.39
  6. Step 6: Final answer
    x = 65,741,502,636.43

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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.