Home / 775,848,076.20-1,164,338,984.70-546,265,564.20

Finding the Fourth Proportional to 775,848,076.20, 1,164,338,984.70 and 546,265,564.20

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Solution

The fourth proportional to 775,848,076.20, 1,164,338,984.70 and 546,265,564.20 is: 819,797,473.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,848,076.20 : 1,164,338,984.70 = 546,265,564.20 : x
  2. Step 2: Convert to fraction form
    775,848,076.20/1,164,338,984.70 = 546,265,564.20/x
  3. Step 3: Cross multiply
    775,848,076.20x = 1,164,338,984.70 × 546,265,564.20
  4. Step 4: Simplify right side
    775,848,076.20x = 636,038,292,397,200,768
  5. Step 5: Solve for x
    x = 636,038,292,397,200,768/775,848,076.20
  6. Step 6: Final answer
    x = 819,797,473.12

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1.5x scale

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.