Home / 366,637,259.84-505,972,722.93-210,034,633.28

Finding the Fourth Proportional to 366,637,259.84, 505,972,722.93 and 210,034,633.28

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Solution

The fourth proportional to 366,637,259.84, 505,972,722.93 and 210,034,633.28 is: 289,855,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,637,259.84 : 505,972,722.93 = 210,034,633.28 : x
  2. Step 2: Convert to fraction form
    366,637,259.84/505,972,722.93 = 210,034,633.28/x
  3. Step 3: Cross multiply
    366,637,259.84x = 505,972,722.93 × 210,034,633.28
  4. Step 4: Simplify right side
    366,637,259.84x = 106,271,795,310,285,600
  5. Step 5: Solve for x
    x = 106,271,795,310,285,600/366,637,259.84
  6. Step 6: Final answer
    x = 289,855,415.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.