Home / 67,020,243,063.60-100,530,364,595.40-66,040,691,012.40

Finding the Fourth Proportional to 67,020,243,063.60, 100,530,364,595.40 and 66,040,691,012.40

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Solution

The fourth proportional to 67,020,243,063.60, 100,530,364,595.40 and 66,040,691,012.40 is: 99,061,036,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,020,243,063.60 : 100,530,364,595.40 = 66,040,691,012.40 : x
  2. Step 2: Convert to fraction form
    67,020,243,063.60/100,530,364,595.40 = 66,040,691,012.40/x
  3. Step 3: Cross multiply
    67,020,243,063.60x = 100,530,364,595.40 × 66,040,691,012.40
  4. Step 4: Simplify right side
    67,020,243,063.60x = 6,639,094,745,608,728,084,480
  5. Step 5: Solve for x
    x = 6,639,094,745,608,728,084,480/67,020,243,063.60
  6. Step 6: Final answer
    x = 99,061,036,518.60

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1.5x scale

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.