Home / 691,122,406.35-1,036,683,609.53-691,122,406.35

Finding the Fourth Proportional to 691,122,406.35, 1,036,683,609.53 and 691,122,406.35

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Solution

The fourth proportional to 691,122,406.35, 1,036,683,609.53 and 691,122,406.35 is: 1,036,683,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,122,406.35 : 1,036,683,609.53 = 691,122,406.35 : x
  2. Step 2: Convert to fraction form
    691,122,406.35/1,036,683,609.53 = 691,122,406.35/x
  3. Step 3: Cross multiply
    691,122,406.35x = 1,036,683,609.53 × 691,122,406.35
  4. Step 4: Simplify right side
    691,122,406.35x = 716,475,270,841,977,344
  5. Step 5: Solve for x
    x = 716,475,270,841,977,344/691,122,406.35
  6. Step 6: Final answer
    x = 1,036,683,609.53

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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.