Home / 10,405,036,086.40-15,603,019,166.40-4,192,136,502.40

Finding the Fourth Proportional to 10,405,036,086.40, 15,603,019,166.40 and 4,192,136,502.40

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Solution

The fourth proportional to 10,405,036,086.40, 15,603,019,166.40 and 4,192,136,502.40 is: 6,286,377,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,036,086.40 : 15,603,019,166.40 = 4,192,136,502.40 : x
  2. Step 2: Convert to fraction form
    10,405,036,086.40/15,603,019,166.40 = 4,192,136,502.40/x
  3. Step 3: Cross multiply
    10,405,036,086.40x = 15,603,019,166.40 × 4,192,136,502.40
  4. Step 4: Simplify right side
    10,405,036,086.40x = 65,409,986,195,112,255,488
  5. Step 5: Solve for x
    x = 65,409,986,195,112,255,488/10,405,036,086.40
  6. Step 6: Final answer
    x = 6,286,377,639.82

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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.