Home / 5,243,583,999.90-7,865,375,999.85-2,136,472,859.10

Finding the Fourth Proportional to 5,243,583,999.90, 7,865,375,999.85 and 2,136,472,859.10

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Solution

The fourth proportional to 5,243,583,999.90, 7,865,375,999.85 and 2,136,472,859.10 is: 3,204,709,288.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243,583,999.90 : 7,865,375,999.85 = 2,136,472,859.10 : x
  2. Step 2: Convert to fraction form
    5,243,583,999.90/7,865,375,999.85 = 2,136,472,859.10/x
  3. Step 3: Cross multiply
    5,243,583,999.90x = 7,865,375,999.85 × 2,136,472,859.10
  4. Step 4: Simplify right side
    5,243,583,999.90x = 16,804,162,350,296,051,712
  5. Step 5: Solve for x
    x = 16,804,162,350,296,051,712/5,243,583,999.90
  6. Step 6: Final answer
    x = 3,204,709,288.65

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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.