Home / 496,724,990.40-745,087,485.60-488,662,833.60

Finding the Fourth Proportional to 496,724,990.40, 745,087,485.60 and 488,662,833.60

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Solution

The fourth proportional to 496,724,990.40, 745,087,485.60 and 488,662,833.60 is: 732,994,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,724,990.40 : 745,087,485.60 = 488,662,833.60 : x
  2. Step 2: Convert to fraction form
    496,724,990.40/745,087,485.60 = 488,662,833.60/x
  3. Step 3: Cross multiply
    496,724,990.40x = 745,087,485.60 × 488,662,833.60
  4. Step 4: Simplify right side
    496,724,990.40x = 364,096,561,993,195,200
  5. Step 5: Solve for x
    x = 364,096,561,993,195,200/496,724,990.40
  6. Step 6: Final answer
    x = 732,994,250.40

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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.