Home / 346,090,734.37-477,605,174.88-187,320,830.23

Finding the Fourth Proportional to 346,090,734.37, 477,605,174.88 and 187,320,830.23

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Solution

The fourth proportional to 346,090,734.37, 477,605,174.88 and 187,320,830.23 is: 258,502,724.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,090,734.37 : 477,605,174.88 = 187,320,830.23 : x
  2. Step 2: Convert to fraction form
    346,090,734.37/477,605,174.88 = 187,320,830.23/x
  3. Step 3: Cross multiply
    346,090,734.37x = 477,605,174.88 × 187,320,830.23
  4. Step 4: Simplify right side
    346,090,734.37x = 89,465,397,880,665,936
  5. Step 5: Solve for x
    x = 89,465,397,880,665,936/346,090,734.37
  6. Step 6: Final answer
    x = 258,502,724.85

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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.