Home / 517,512,290,209.52-776,284,249,695.60-177,546,699,491.94

Finding the Fourth Proportional to 517,512,290,209.52, 776,284,249,695.60 and 177,546,699,491.94

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Solution

The fourth proportional to 517,512,290,209.52, 776,284,249,695.60 and 177,546,699,491.94 is: 266,325,474,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,512,290,209.52 : 776,284,249,695.60 = 177,546,699,491.94 : x
  2. Step 2: Convert to fraction form
    517,512,290,209.52/776,284,249,695.60 = 177,546,699,491.94/x
  3. Step 3: Cross multiply
    517,512,290,209.52x = 776,284,249,695.60 × 177,546,699,491.94
  4. Step 4: Simplify right side
    517,512,290,209.52x = 137,826,706,401,030,798,573,568
  5. Step 5: Solve for x
    x = 137,826,706,401,030,798,573,568/517,512,290,209.52
  6. Step 6: Final answer
    x = 266,325,474,792.55

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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.