Home / 229,804,509.06-317,228,075.96-154,494,514

Finding the Fourth Proportional to 229,804,509.06, 317,228,075.96 and 154,494,514

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Solution

The fourth proportional to 229,804,509.06, 317,228,075.96 and 154,494,514 is: 213,268,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,804,509.06 : 317,228,075.96 = 154,494,514 : x
  2. Step 2: Convert to fraction form
    229,804,509.06/317,228,075.96 = 154,494,514/x
  3. Step 3: Cross multiply
    229,804,509.06x = 317,228,075.96 × 154,494,514
  4. Step 4: Simplify right side
    229,804,509.06x = 49,009,997,422,595,280
  5. Step 5: Solve for x
    x = 49,009,997,422,595,280/229,804,509.06
  6. Step 6: Final answer
    x = 213,268,214.90

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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.