Home / 255,581,858.45-382,586,486.40-166,759,172.34

Finding the Fourth Proportional to 255,581,858.45, 382,586,486.40 and 166,759,172.34

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Solution

The fourth proportional to 255,581,858.45, 382,586,486.40 and 166,759,172.34 is: 249,625,721.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,581,858.45 : 382,586,486.40 = 166,759,172.34 : x
  2. Step 2: Convert to fraction form
    255,581,858.45/382,586,486.40 = 166,759,172.34/x
  3. Step 3: Cross multiply
    255,581,858.45x = 382,586,486.40 × 166,759,172.34
  4. Step 4: Simplify right side
    255,581,858.45x = 63,799,805,819,698,872
  5. Step 5: Solve for x
    x = 63,799,805,819,698,872/255,581,858.45
  6. Step 6: Final answer
    x = 249,625,721.51

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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.