Home / 940,581,775.40-1,409,172,051.90-804,532,879.40

Finding the Fourth Proportional to 940,581,775.40, 1,409,172,051.90 and 804,532,879.40

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Solution

The fourth proportional to 940,581,775.40, 1,409,172,051.90 and 804,532,879.40 is: 1,205,344,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,581,775.40 : 1,409,172,051.90 = 804,532,879.40 : x
  2. Step 2: Convert to fraction form
    940,581,775.40/1,409,172,051.90 = 804,532,879.40/x
  3. Step 3: Cross multiply
    940,581,775.40x = 1,409,172,051.90 × 804,532,879.40
  4. Step 4: Simplify right side
    940,581,775.40x = 1,133,725,248,485,113,344
  5. Step 5: Solve for x
    x = 1,133,725,248,485,113,344/940,581,775.40
  6. Step 6: Final answer
    x = 1,205,344,690.00

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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.