Home / 797,372,242.40-1,196,282,312.40-388,441,733.60

Finding the Fourth Proportional to 797,372,242.40, 1,196,282,312.40 and 388,441,733.60

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Solution

The fourth proportional to 797,372,242.40, 1,196,282,312.40 and 388,441,733.60 is: 582,771,697.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,372,242.40 : 1,196,282,312.40 = 388,441,733.60 : x
  2. Step 2: Convert to fraction form
    797,372,242.40/1,196,282,312.40 = 388,441,733.60/x
  3. Step 3: Cross multiply
    797,372,242.40x = 1,196,282,312.40 × 388,441,733.60
  4. Step 4: Simplify right side
    797,372,242.40x = 464,685,975,303,672,832
  5. Step 5: Solve for x
    x = 464,685,975,303,672,832/797,372,242.40
  6. Step 6: Final answer
    x = 582,771,697.58

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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.