Home / 830,034,826.08-1,245,270,297.10-298,299,936.44

Finding the Fourth Proportional to 830,034,826.08, 1,245,270,297.10 and 298,299,936.44

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Solution

The fourth proportional to 830,034,826.08, 1,245,270,297.10 and 298,299,936.44 is: 447,528,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,034,826.08 : 1,245,270,297.10 = 298,299,936.44 : x
  2. Step 2: Convert to fraction form
    830,034,826.08/1,245,270,297.10 = 298,299,936.44/x
  3. Step 3: Cross multiply
    830,034,826.08x = 1,245,270,297.10 × 298,299,936.44
  4. Step 4: Simplify right side
    830,034,826.08x = 371,464,050,475,549,888
  5. Step 5: Solve for x
    x = 371,464,050,475,549,888/830,034,826.08
  6. Step 6: Final answer
    x = 447,528,270.87

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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.