Home / 839,809,603.20-1,259,714,404.80-594,921,590.40

Finding the Fourth Proportional to 839,809,603.20, 1,259,714,404.80 and 594,921,590.40

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Solution

The fourth proportional to 839,809,603.20, 1,259,714,404.80 and 594,921,590.40 is: 892,382,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,809,603.20 : 1,259,714,404.80 = 594,921,590.40 : x
  2. Step 2: Convert to fraction form
    839,809,603.20/1,259,714,404.80 = 594,921,590.40/x
  3. Step 3: Cross multiply
    839,809,603.20x = 1,259,714,404.80 × 594,921,590.40
  4. Step 4: Simplify right side
    839,809,603.20x = 749,431,297,153,405,312
  5. Step 5: Solve for x
    x = 749,431,297,153,405,312/839,809,603.20
  6. Step 6: Final answer
    x = 892,382,385.60

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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.