Home / 412,669,259.51-619,003,778.54-282,883,395.69

Finding the Fourth Proportional to 412,669,259.51, 619,003,778.54 and 282,883,395.69

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Solution

The fourth proportional to 412,669,259.51, 619,003,778.54 and 282,883,395.69 is: 424,325,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,669,259.51 : 619,003,778.54 = 282,883,395.69 : x
  2. Step 2: Convert to fraction form
    412,669,259.51/619,003,778.54 = 282,883,395.69/x
  3. Step 3: Cross multiply
    412,669,259.51x = 619,003,778.54 × 282,883,395.69
  4. Step 4: Simplify right side
    412,669,259.51x = 175,105,890,816,921,536
  5. Step 5: Solve for x
    x = 175,105,890,816,921,536/412,669,259.51
  6. Step 6: Final answer
    x = 424,325,017.64

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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.