Home / 330,486,702,934.80-495,730,054,402.20-198,247,176,022.80

Finding the Fourth Proportional to 330,486,702,934.80, 495,730,054,402.20 and 198,247,176,022.80

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Solution

The fourth proportional to 330,486,702,934.80, 495,730,054,402.20 and 198,247,176,022.80 is: 297,370,764,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,486,702,934.80 : 495,730,054,402.20 = 198,247,176,022.80 : x
  2. Step 2: Convert to fraction form
    330,486,702,934.80/495,730,054,402.20 = 198,247,176,022.80/x
  3. Step 3: Cross multiply
    330,486,702,934.80x = 495,730,054,402.20 × 198,247,176,022.80
  4. Step 4: Simplify right side
    330,486,702,934.80x = 98,277,083,354,865,166,450,688
  5. Step 5: Solve for x
    x = 98,277,083,354,865,166,450,688/330,486,702,934.80
  6. Step 6: Final answer
    x = 297,370,764,034.20

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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.