Home / 1,096,097,107.70-1,644,145,661.55-278,209,408.70

Finding the Fourth Proportional to 1,096,097,107.70, 1,644,145,661.55 and 278,209,408.70

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Solution

The fourth proportional to 1,096,097,107.70, 1,644,145,661.55 and 278,209,408.70 is: 417,314,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,097,107.70 : 1,644,145,661.55 = 278,209,408.70 : x
  2. Step 2: Convert to fraction form
    1,096,097,107.70/1,644,145,661.55 = 278,209,408.70/x
  3. Step 3: Cross multiply
    1,096,097,107.70x = 1,644,145,661.55 × 278,209,408.70
  4. Step 4: Simplify right side
    1,096,097,107.70x = 457,416,792,316,495,808
  5. Step 5: Solve for x
    x = 457,416,792,316,495,808/1,096,097,107.70
  6. Step 6: Final answer
    x = 417,314,113.05

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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.