Home / 83,281,455,015.39-114,928,407,921.25-47,638,770,027.39

Finding the Fourth Proportional to 83,281,455,015.39, 114,928,407,921.25 and 47,638,770,027.39

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Solution

The fourth proportional to 83,281,455,015.39, 114,928,407,921.25 and 47,638,770,027.39 is: 65,741,502,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,281,455,015.39 : 114,928,407,921.25 = 47,638,770,027.39 : x
  2. Step 2: Convert to fraction form
    83,281,455,015.39/114,928,407,921.25 = 47,638,770,027.39/x
  3. Step 3: Cross multiply
    83,281,455,015.39x = 114,928,407,921.25 × 47,638,770,027.39
  4. Step 4: Simplify right side
    83,281,455,015.39x = 5,475,047,994,574,495,547,392
  5. Step 5: Solve for x
    x = 5,475,047,994,574,495,547,392/83,281,455,015.39
  6. Step 6: Final answer
    x = 65,741,502,637.81

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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.