Home / 367,019,320.75-506,490,802.87-199,756,652.80

Finding the Fourth Proportional to 367,019,320.75, 506,490,802.87 and 199,756,652.80

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Solution

The fourth proportional to 367,019,320.75, 506,490,802.87 and 199,756,652.80 is: 275,666,434.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,019,320.75 : 506,490,802.87 = 199,756,652.80 : x
  2. Step 2: Convert to fraction form
    367,019,320.75/506,490,802.87 = 199,756,652.80/x
  3. Step 3: Cross multiply
    367,019,320.75x = 506,490,802.87 × 199,756,652.80
  4. Step 4: Simplify right side
    367,019,320.75x = 101,174,907,455,295,840
  5. Step 5: Solve for x
    x = 101,174,907,455,295,840/367,019,320.75
  6. Step 6: Final answer
    x = 275,666,434.26

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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.