Home / 2,057,120,256.77-2,838,777,668.22-1,210,402,422.05

Finding the Fourth Proportional to 2,057,120,256.77, 2,838,777,668.22 and 1,210,402,422.05

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Solution

The fourth proportional to 2,057,120,256.77, 2,838,777,668.22 and 1,210,402,422.05 is: 1,670,326,931.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,120,256.77 : 2,838,777,668.22 = 1,210,402,422.05 : x
  2. Step 2: Convert to fraction form
    2,057,120,256.77/2,838,777,668.22 = 1,210,402,422.05/x
  3. Step 3: Cross multiply
    2,057,120,256.77x = 2,838,777,668.22 × 1,210,402,422.05
  4. Step 4: Simplify right side
    2,057,120,256.77x = 3,436,063,365,274,938,880
  5. Step 5: Solve for x
    x = 3,436,063,365,274,938,880/2,057,120,256.77
  6. Step 6: Final answer
    x = 1,670,326,931.04

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Double scale
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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.