Home / 1,050,311,230.40-1,575,534,064.80-404,078,974.40

Finding the Fourth Proportional to 1,050,311,230.40, 1,575,534,064.80 and 404,078,974.40

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Solution

The fourth proportional to 1,050,311,230.40, 1,575,534,064.80 and 404,078,974.40 is: 606,144,322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,311,230.40 : 1,575,534,064.80 = 404,078,974.40 : x
  2. Step 2: Convert to fraction form
    1,050,311,230.40/1,575,534,064.80 = 404,078,974.40/x
  3. Step 3: Cross multiply
    1,050,311,230.40x = 1,575,534,064.80 × 404,078,974.40
  4. Step 4: Simplify right side
    1,050,311,230.40x = 636,640,189,036,647,040
  5. Step 5: Solve for x
    x = 636,640,189,036,647,040/1,050,311,230.40
  6. Step 6: Final answer
    x = 606,144,322.38

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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.