Home / 81,318,452,602.92-112,222,186,475.34-45,191,007,736.26

Finding the Fourth Proportional to 81,318,452,602.92, 112,222,186,475.34 and 45,191,007,736.26

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Solution

The fourth proportional to 81,318,452,602.92, 112,222,186,475.34 and 45,191,007,736.26 is: 62,365,103,305.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,318,452,602.92 : 112,222,186,475.34 = 45,191,007,736.26 : x
  2. Step 2: Convert to fraction form
    81,318,452,602.92/112,222,186,475.34 = 45,191,007,736.26/x
  3. Step 3: Cross multiply
    81,318,452,602.92x = 112,222,186,475.34 × 45,191,007,736.26
  4. Step 4: Simplify right side
    81,318,452,602.92x = 5,071,433,697,186,652,618,752
  5. Step 5: Solve for x
    x = 5,071,433,697,186,652,618,752/81,318,452,602.92
  6. Step 6: Final answer
    x = 62,365,103,305.04

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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.