Home / 5,152,763,417.96-7,729,143,945.96-1,472,268,816.20

Finding the Fourth Proportional to 5,152,763,417.96, 7,729,143,945.96 and 1,472,268,816.20

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Solution

The fourth proportional to 5,152,763,417.96, 7,729,143,945.96 and 1,472,268,816.20 is: 2,208,402,886.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152,763,417.96 : 7,729,143,945.96 = 1,472,268,816.20 : x
  2. Step 2: Convert to fraction form
    5,152,763,417.96/7,729,143,945.96 = 1,472,268,816.20/x
  3. Step 3: Cross multiply
    5,152,763,417.96x = 7,729,143,945.96 × 1,472,268,816.20
  4. Step 4: Simplify right side
    5,152,763,417.96x = 11,379,377,607,557,926,912
  5. Step 5: Solve for x
    x = 11,379,377,607,557,926,912/5,152,763,417.96
  6. Step 6: Final answer
    x = 2,208,402,886.87

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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.