Home / 204,145,482,012.60-306,218,223,018.90-55,085,209,721.40

Finding the Fourth Proportional to 204,145,482,012.60, 306,218,223,018.90 and 55,085,209,721.40

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Solution

The fourth proportional to 204,145,482,012.60, 306,218,223,018.90 and 55,085,209,721.40 is: 82,627,814,582.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,145,482,012.60 : 306,218,223,018.90 = 55,085,209,721.40 : x
  2. Step 2: Convert to fraction form
    204,145,482,012.60/306,218,223,018.90 = 55,085,209,721.40/x
  3. Step 3: Cross multiply
    204,145,482,012.60x = 306,218,223,018.90 × 55,085,209,721.40
  4. Step 4: Simplify right side
    204,145,482,012.60x = 16,868,095,035,510,544,662,528
  5. Step 5: Solve for x
    x = 16,868,095,035,510,544,662,528/204,145,482,012.60
  6. Step 6: Final answer
    x = 82,627,814,582.10

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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.