Home / 1,407,918,570.70-2,111,958,561.76-372,752,552.92

Finding the Fourth Proportional to 1,407,918,570.70, 2,111,958,561.76 and 372,752,552.92

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Solution

The fourth proportional to 1,407,918,570.70, 2,111,958,561.76 and 372,752,552.92 is: 559,150,196.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,918,570.70 : 2,111,958,561.76 = 372,752,552.92 : x
  2. Step 2: Convert to fraction form
    1,407,918,570.70/2,111,958,561.76 = 372,752,552.92/x
  3. Step 3: Cross multiply
    1,407,918,570.70x = 2,111,958,561.76 × 372,752,552.92
  4. Step 4: Simplify right side
    1,407,918,570.70x = 787,237,945,557,291,520
  5. Step 5: Solve for x
    x = 787,237,945,557,291,520/1,407,918,570.70
  6. Step 6: Final answer
    x = 559,150,196.57

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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.