Home / 660,608,733.60-990,881,607.60-223,866,583.20

Finding the Fourth Proportional to 660,608,733.60, 990,881,607.60 and 223,866,583.20

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Solution

The fourth proportional to 660,608,733.60, 990,881,607.60 and 223,866,583.20 is: 335,789,202.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,608,733.60 : 990,881,607.60 = 223,866,583.20 : x
  2. Step 2: Convert to fraction form
    660,608,733.60/990,881,607.60 = 223,866,583.20/x
  3. Step 3: Cross multiply
    660,608,733.60x = 990,881,607.60 × 223,866,583.20
  4. Step 4: Simplify right side
    660,608,733.60x = 221,825,279,849,135,136
  5. Step 5: Solve for x
    x = 221,825,279,849,135,136/660,608,733.60
  6. Step 6: Final answer
    x = 335,789,202.54

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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.