Home / 2,155,776,138.60-3,233,664,207.90-1,176,224,087.40

Finding the Fourth Proportional to 2,155,776,138.60, 3,233,664,207.90 and 1,176,224,087.40

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Solution

The fourth proportional to 2,155,776,138.60, 3,233,664,207.90 and 1,176,224,087.40 is: 1,764,336,131.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,776,138.60 : 3,233,664,207.90 = 1,176,224,087.40 : x
  2. Step 2: Convert to fraction form
    2,155,776,138.60/3,233,664,207.90 = 1,176,224,087.40/x
  3. Step 3: Cross multiply
    2,155,776,138.60x = 3,233,664,207.90 × 1,176,224,087.40
  4. Step 4: Simplify right side
    2,155,776,138.60x = 3,803,513,731,895,221,760
  5. Step 5: Solve for x
    x = 3,803,513,731,895,221,760/2,155,776,138.60
  6. Step 6: Final answer
    x = 1,764,336,131.10

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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.