Home / 669,357,816.40-1,004,036,724.60-465,284,472.40

Finding the Fourth Proportional to 669,357,816.40, 1,004,036,724.60 and 465,284,472.40

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Solution

The fourth proportional to 669,357,816.40, 1,004,036,724.60 and 465,284,472.40 is: 697,926,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,357,816.40 : 1,004,036,724.60 = 465,284,472.40 : x
  2. Step 2: Convert to fraction form
    669,357,816.40/1,004,036,724.60 = 465,284,472.40/x
  3. Step 3: Cross multiply
    669,357,816.40x = 1,004,036,724.60 × 465,284,472.40
  4. Step 4: Simplify right side
    669,357,816.40x = 467,162,697,675,735,104
  5. Step 5: Solve for x
    x = 467,162,697,675,735,104/669,357,816.40
  6. Step 6: Final answer
    x = 697,926,708.60

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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.