Home / 397,029,751.60-595,544,627.40-120,680,431.60

Finding the Fourth Proportional to 397,029,751.60, 595,544,627.40 and 120,680,431.60

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Solution

The fourth proportional to 397,029,751.60, 595,544,627.40 and 120,680,431.60 is: 181,020,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,029,751.60 : 595,544,627.40 = 120,680,431.60 : x
  2. Step 2: Convert to fraction form
    397,029,751.60/595,544,627.40 = 120,680,431.60/x
  3. Step 3: Cross multiply
    397,029,751.60x = 595,544,627.40 × 120,680,431.60
  4. Step 4: Simplify right side
    397,029,751.60x = 71,870,582,671,693,176
  5. Step 5: Solve for x
    x = 71,870,582,671,693,176/397,029,751.60
  6. Step 6: Final answer
    x = 181,020,647.40

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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.