Home / 1,486,668,155.15-2,230,984,672.03-699,946,795.15

Finding the Fourth Proportional to 1,486,668,155.15, 2,230,984,672.03 and 699,946,795.15

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Solution

The fourth proportional to 1,486,668,155.15, 2,230,984,672.03 and 699,946,795.15 is: 1,050,382,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,668,155.15 : 2,230,984,672.03 = 699,946,795.15 : x
  2. Step 2: Convert to fraction form
    1,486,668,155.15/2,230,984,672.03 = 699,946,795.15/x
  3. Step 3: Cross multiply
    1,486,668,155.15x = 2,230,984,672.03 × 699,946,795.15
  4. Step 4: Simplify right side
    1,486,668,155.15x = 1,561,570,571,216,172,544
  5. Step 5: Solve for x
    x = 1,561,570,571,216,172,544/1,486,668,155.15
  6. Step 6: Final answer
    x = 1,050,382,740.63

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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.