Home / 884,858,155.33-1,221,106,719.65-482,975,532.87

Finding the Fourth Proportional to 884,858,155.33, 1,221,106,719.65 and 482,975,532.87

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Solution

The fourth proportional to 884,858,155.33, 1,221,106,719.65 and 482,975,532.87 is: 666,507,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,858,155.33 : 1,221,106,719.65 = 482,975,532.87 : x
  2. Step 2: Convert to fraction form
    884,858,155.33/1,221,106,719.65 = 482,975,532.87/x
  3. Step 3: Cross multiply
    884,858,155.33x = 1,221,106,719.65 × 482,975,532.87
  4. Step 4: Simplify right side
    884,858,155.33x = 589,764,668,614,096,512
  5. Step 5: Solve for x
    x = 589,764,668,614,096,512/884,858,155.33
  6. Step 6: Final answer
    x = 666,507,580.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.