Home / 1,422,750,404.37-1,963,353,389.49-787,699,199.55

Finding the Fourth Proportional to 1,422,750,404.37, 1,963,353,389.49 and 787,699,199.55

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Solution

The fourth proportional to 1,422,750,404.37, 1,963,353,389.49 and 787,699,199.55 is: 1,087,001,548.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,750,404.37 : 1,963,353,389.49 = 787,699,199.55 : x
  2. Step 2: Convert to fraction form
    1,422,750,404.37/1,963,353,389.49 = 787,699,199.55/x
  3. Step 3: Cross multiply
    1,422,750,404.37x = 1,963,353,389.49 × 787,699,199.55
  4. Step 4: Simplify right side
    1,422,750,404.37x = 1,546,531,893,335,052,288
  5. Step 5: Solve for x
    x = 1,546,531,893,335,052,288/1,422,750,404.37
  6. Step 6: Final answer
    x = 1,087,001,548.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.