Home / 489,276,192,097.20-733,914,288,145.80-153,993,891,572.40

Finding the Fourth Proportional to 489,276,192,097.20, 733,914,288,145.80 and 153,993,891,572.40

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Solution

The fourth proportional to 489,276,192,097.20, 733,914,288,145.80 and 153,993,891,572.40 is: 230,990,837,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,276,192,097.20 : 733,914,288,145.80 = 153,993,891,572.40 : x
  2. Step 2: Convert to fraction form
    489,276,192,097.20/733,914,288,145.80 = 153,993,891,572.40/x
  3. Step 3: Cross multiply
    489,276,192,097.20x = 733,914,288,145.80 × 153,993,891,572.40
  4. Step 4: Simplify right side
    489,276,192,097.20x = 113,018,317,312,159,456,952,320
  5. Step 5: Solve for x
    x = 113,018,317,312,159,456,952,320/489,276,192,097.20
  6. Step 6: Final answer
    x = 230,990,837,358.60

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Double scale
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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.