Home / 1,479,004,857.60-2,218,507,286.40-373,607,577.60

Finding the Fourth Proportional to 1,479,004,857.60, 2,218,507,286.40 and 373,607,577.60

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Solution

The fourth proportional to 1,479,004,857.60, 2,218,507,286.40 and 373,607,577.60 is: 560,411,366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,004,857.60 : 2,218,507,286.40 = 373,607,577.60 : x
  2. Step 2: Convert to fraction form
    1,479,004,857.60/2,218,507,286.40 = 373,607,577.60/x
  3. Step 3: Cross multiply
    1,479,004,857.60x = 2,218,507,286.40 × 373,607,577.60
  4. Step 4: Simplify right side
    1,479,004,857.60x = 828,851,133,159,853,568
  5. Step 5: Solve for x
    x = 828,851,133,159,853,568/1,479,004,857.60
  6. Step 6: Final answer
    x = 560,411,366.40

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Double scale
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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.