Home / 234,445,016.80-323,511,075.12-130,021,268.32

Finding the Fourth Proportional to 234,445,016.80, 323,511,075.12 and 130,021,268.32

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Solution

The fourth proportional to 234,445,016.80, 323,511,075.12 and 130,021,268.32 is: 179,416,568.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,445,016.80 : 323,511,075.12 = 130,021,268.32 : x
  2. Step 2: Convert to fraction form
    234,445,016.80/323,511,075.12 = 130,021,268.32/x
  3. Step 3: Cross multiply
    234,445,016.80x = 323,511,075.12 × 130,021,268.32
  4. Step 4: Simplify right side
    234,445,016.80x = 42,063,320,302,669,192
  5. Step 5: Solve for x
    x = 42,063,320,302,669,192/234,445,016.80
  6. Step 6: Final answer
    x = 179,416,568.02

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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.