Home / 457,033,064.07-685,333,482.78-177,045,111.82

Finding the Fourth Proportional to 457,033,064.07, 685,333,482.78 and 177,045,111.82

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Solution

The fourth proportional to 457,033,064.07, 685,333,482.78 and 177,045,111.82 is: 265,483,949.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,033,064.07 : 685,333,482.78 = 177,045,111.82 : x
  2. Step 2: Convert to fraction form
    457,033,064.07/685,333,482.78 = 177,045,111.82/x
  3. Step 3: Cross multiply
    457,033,064.07x = 685,333,482.78 × 177,045,111.82
  4. Step 4: Simplify right side
    457,033,064.07x = 121,334,943,089,348,464
  5. Step 5: Solve for x
    x = 121,334,943,089,348,464/457,033,064.07
  6. Step 6: Final answer
    x = 265,483,949.91

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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.