Home / 20,154,480,244.77-27,813,850,751.39-10,999,510,358.58

Finding the Fourth Proportional to 20,154,480,244.77, 27,813,850,751.39 and 10,999,510,358.58

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Solution

The fourth proportional to 20,154,480,244.77, 27,813,850,751.39 and 10,999,510,358.58 is: 15,179,688,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,154,480,244.77 : 27,813,850,751.39 = 10,999,510,358.58 : x
  2. Step 2: Convert to fraction form
    20,154,480,244.77/27,813,850,751.39 = 10,999,510,358.58/x
  3. Step 3: Cross multiply
    20,154,480,244.77x = 27,813,850,751.39 × 10,999,510,358.58
  4. Step 4: Simplify right side
    20,154,480,244.77x = 305,938,739,451,857,403,904
  5. Step 5: Solve for x
    x = 305,938,739,451,857,403,904/20,154,480,244.77
  6. Step 6: Final answer
    x = 15,179,688,869.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.