Home / 10,405,036,087.40-15,603,019,167.90-4,192,136,503.40

Finding the Fourth Proportional to 10,405,036,087.40, 15,603,019,167.90 and 4,192,136,503.40

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Solution

The fourth proportional to 10,405,036,087.40, 15,603,019,167.90 and 4,192,136,503.40 is: 6,286,377,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,036,087.40 : 15,603,019,167.90 = 4,192,136,503.40 : x
  2. Step 2: Convert to fraction form
    10,405,036,087.40/15,603,019,167.90 = 4,192,136,503.40/x
  3. Step 3: Cross multiply
    10,405,036,087.40x = 15,603,019,167.90 × 4,192,136,503.40
  4. Step 4: Simplify right side
    10,405,036,087.40x = 65,409,986,217,003,483,136
  5. Step 5: Solve for x
    x = 65,409,986,217,003,483,136/10,405,036,087.40
  6. Step 6: Final answer
    x = 6,286,377,641.32

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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.