Home / 940,581,780.90-1,409,172,060.15-804,532,884.90

Finding the Fourth Proportional to 940,581,780.90, 1,409,172,060.15 and 804,532,884.90

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Solution

The fourth proportional to 940,581,780.90, 1,409,172,060.15 and 804,532,884.90 is: 1,205,344,698.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,581,780.90 : 1,409,172,060.15 = 804,532,884.90 : x
  2. Step 2: Convert to fraction form
    940,581,780.90/1,409,172,060.15 = 804,532,884.90/x
  3. Step 3: Cross multiply
    940,581,780.90x = 1,409,172,060.15 × 804,532,884.90
  4. Step 4: Simplify right side
    940,581,780.90x = 1,133,725,262,872,955,904
  5. Step 5: Solve for x
    x = 1,133,725,262,872,955,904/940,581,780.90
  6. Step 6: Final answer
    x = 1,205,344,698.24

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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.