Home / 1,450,872,751.90-2,176,309,127.85-360,355,819.90

Finding the Fourth Proportional to 1,450,872,751.90, 2,176,309,127.85 and 360,355,819.90

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Solution

The fourth proportional to 1,450,872,751.90, 2,176,309,127.85 and 360,355,819.90 is: 540,533,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,872,751.90 : 2,176,309,127.85 = 360,355,819.90 : x
  2. Step 2: Convert to fraction form
    1,450,872,751.90/2,176,309,127.85 = 360,355,819.90/x
  3. Step 3: Cross multiply
    1,450,872,751.90x = 2,176,309,127.85 × 360,355,819.90
  4. Step 4: Simplify right side
    1,450,872,751.90x = 784,245,660,122,240,640
  5. Step 5: Solve for x
    x = 784,245,660,122,240,640/1,450,872,751.90
  6. Step 6: Final answer
    x = 540,533,729.85

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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.