Home / 702,171,075.25-1,053,124,933.32-352,323,208.93

Finding the Fourth Proportional to 702,171,075.25, 1,053,124,933.32 and 352,323,208.93

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Solution

The fourth proportional to 702,171,075.25, 1,053,124,933.32 and 352,323,208.93 is: 528,418,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,171,075.25 : 1,053,124,933.32 = 352,323,208.93 : x
  2. Step 2: Convert to fraction form
    702,171,075.25/1,053,124,933.32 = 352,323,208.93/x
  3. Step 3: Cross multiply
    702,171,075.25x = 1,053,124,933.32 × 352,323,208.93
  4. Step 4: Simplify right side
    702,171,075.25x = 371,040,355,911,494,720
  5. Step 5: Solve for x
    x = 371,040,355,911,494,720/702,171,075.25
  6. Step 6: Final answer
    x = 528,418,741.51

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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.