Home / 1,646,502,378.72-2,272,177,249.32-903,994,303.20

Finding the Fourth Proportional to 1,646,502,378.72, 2,272,177,249.32 and 903,994,303.20

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Solution

The fourth proportional to 1,646,502,378.72, 2,272,177,249.32 and 903,994,303.20 is: 1,247,514,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,502,378.72 : 2,272,177,249.32 = 903,994,303.20 : x
  2. Step 2: Convert to fraction form
    1,646,502,378.72/2,272,177,249.32 = 903,994,303.20/x
  3. Step 3: Cross multiply
    1,646,502,378.72x = 2,272,177,249.32 × 903,994,303.20
  4. Step 4: Simplify right side
    1,646,502,378.72x = 2,054,035,289,245,926,400
  5. Step 5: Solve for x
    x = 2,054,035,289,245,926,400/1,646,502,378.72
  6. Step 6: Final answer
    x = 1,247,514,316.28

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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.