Home / 366,957,144,048.40-550,435,716,072.60-115,495,418,654.80

Finding the Fourth Proportional to 366,957,144,048.40, 550,435,716,072.60 and 115,495,418,654.80

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Solution

The fourth proportional to 366,957,144,048.40, 550,435,716,072.60 and 115,495,418,654.80 is: 173,243,127,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,957,144,048.40 : 550,435,716,072.60 = 115,495,418,654.80 : x
  2. Step 2: Convert to fraction form
    366,957,144,048.40/550,435,716,072.60 = 115,495,418,654.80/x
  3. Step 3: Cross multiply
    366,957,144,048.40x = 550,435,716,072.60 × 115,495,418,654.80
  4. Step 4: Simplify right side
    366,957,144,048.40x = 63,572,803,470,359,560,978,432
  5. Step 5: Solve for x
    x = 63,572,803,470,359,560,978,432/366,957,144,048.40
  6. Step 6: Final answer
    x = 173,243,127,982.20

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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.