Home / 940,581,745.40-1,409,172,006.90-804,532,849.40

Finding the Fourth Proportional to 940,581,745.40, 1,409,172,006.90 and 804,532,849.40

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Solution

The fourth proportional to 940,581,745.40, 1,409,172,006.90 and 804,532,849.40 is: 1,205,344,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,581,745.40 : 1,409,172,006.90 = 804,532,849.40 : x
  2. Step 2: Convert to fraction form
    940,581,745.40/1,409,172,006.90 = 804,532,849.40/x
  3. Step 3: Cross multiply
    940,581,745.40x = 1,409,172,006.90 × 804,532,849.40
  4. Step 4: Simplify right side
    940,581,745.40x = 1,133,725,170,005,973,504
  5. Step 5: Solve for x
    x = 1,133,725,170,005,973,504/940,581,745.40
  6. Step 6: Final answer
    x = 1,205,344,645.00

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1.5x scale

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.