Home / 170,202,301,320.80-255,303,451,981.20-99,674,553,634.40

Finding the Fourth Proportional to 170,202,301,320.80, 255,303,451,981.20 and 99,674,553,634.40

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Solution

The fourth proportional to 170,202,301,320.80, 255,303,451,981.20 and 99,674,553,634.40 is: 149,511,830,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,202,301,320.80 : 255,303,451,981.20 = 99,674,553,634.40 : x
  2. Step 2: Convert to fraction form
    170,202,301,320.80/255,303,451,981.20 = 99,674,553,634.40/x
  3. Step 3: Cross multiply
    170,202,301,320.80x = 255,303,451,981.20 × 99,674,553,634.40
  4. Step 4: Simplify right side
    170,202,301,320.80x = 25,447,257,617,547,585,912,832
  5. Step 5: Solve for x
    x = 25,447,257,617,547,585,912,832/170,202,301,320.80
  6. Step 6: Final answer
    x = 149,511,830,451.60

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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.