Home / 970,234,412.40-1,455,351,618.60-533,366,290.80

Finding the Fourth Proportional to 970,234,412.40, 1,455,351,618.60 and 533,366,290.80

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Solution

The fourth proportional to 970,234,412.40, 1,455,351,618.60 and 533,366,290.80 is: 800,049,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,234,412.40 : 1,455,351,618.60 = 533,366,290.80 : x
  2. Step 2: Convert to fraction form
    970,234,412.40/1,455,351,618.60 = 533,366,290.80/x
  3. Step 3: Cross multiply
    970,234,412.40x = 1,455,351,618.60 × 533,366,290.80
  4. Step 4: Simplify right side
    970,234,412.40x = 776,235,494,622,458,240
  5. Step 5: Solve for x
    x = 776,235,494,622,458,240/970,234,412.40
  6. Step 6: Final answer
    x = 800,049,436.20

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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.