Home / 1,219,575,907.08-1,829,360,240.46-346,178,014.38

Finding the Fourth Proportional to 1,219,575,907.08, 1,829,360,240.46 and 346,178,014.38

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Solution

The fourth proportional to 1,219,575,907.08, 1,829,360,240.46 and 346,178,014.38 is: 519,265,993.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,575,907.08 : 1,829,360,240.46 = 346,178,014.38 : x
  2. Step 2: Convert to fraction form
    1,219,575,907.08/1,829,360,240.46 = 346,178,014.38/x
  3. Step 3: Cross multiply
    1,219,575,907.08x = 1,829,360,240.46 × 346,178,014.38
  4. Step 4: Simplify right side
    1,219,575,907.08x = 633,284,295,628,162,176
  5. Step 5: Solve for x
    x = 633,284,295,628,162,176/1,219,575,907.08
  6. Step 6: Final answer
    x = 519,265,993.98

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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.