Home / 172,387,028.64-237,899,123.82-94,075,626.56

Finding the Fourth Proportional to 172,387,028.64, 237,899,123.82 and 94,075,626.56

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Solution

The fourth proportional to 172,387,028.64, 237,899,123.82 and 94,075,626.56 is: 129,827,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,387,028.64 : 237,899,123.82 = 94,075,626.56 : x
  2. Step 2: Convert to fraction form
    172,387,028.64/237,899,123.82 = 94,075,626.56/x
  3. Step 3: Cross multiply
    172,387,028.64x = 237,899,123.82 × 94,075,626.56
  4. Step 4: Simplify right side
    172,387,028.64x = 22,380,509,130,971,144
  5. Step 5: Solve for x
    x = 22,380,509,130,971,144/172,387,028.64
  6. Step 6: Final answer
    x = 129,827,106.53

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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.