Home / 2,155,776,189.60-3,233,664,284.40-1,176,224,138.40

Finding the Fourth Proportional to 2,155,776,189.60, 3,233,664,284.40 and 1,176,224,138.40

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Solution

The fourth proportional to 2,155,776,189.60, 3,233,664,284.40 and 1,176,224,138.40 is: 1,764,336,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,776,189.60 : 3,233,664,284.40 = 1,176,224,138.40 : x
  2. Step 2: Convert to fraction form
    2,155,776,189.60/3,233,664,284.40 = 1,176,224,138.40/x
  3. Step 3: Cross multiply
    2,155,776,189.60x = 3,233,664,284.40 × 1,176,224,138.40
  4. Step 4: Simplify right side
    2,155,776,189.60x = 3,803,513,986,793,243,136
  5. Step 5: Solve for x
    x = 3,803,513,986,793,243,136/2,155,776,189.60
  6. Step 6: Final answer
    x = 1,764,336,207.60

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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.