Home / 2,876,359,668.14-3,968,246,953.23-1,670,495,640.72

Finding the Fourth Proportional to 2,876,359,668.14, 3,968,246,953.23 and 1,670,495,640.72

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Solution

The fourth proportional to 2,876,359,668.14, 3,968,246,953.23 and 1,670,495,640.72 is: 2,304,628,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,359,668.14 : 3,968,246,953.23 = 1,670,495,640.72 : x
  2. Step 2: Convert to fraction form
    2,876,359,668.14/3,968,246,953.23 = 1,670,495,640.72/x
  3. Step 3: Cross multiply
    2,876,359,668.14x = 3,968,246,953.23 × 1,670,495,640.72
  4. Step 4: Simplify right side
    2,876,359,668.14x = 6,628,939,236,671,136,768
  5. Step 5: Solve for x
    x = 6,628,939,236,671,136,768/2,876,359,668.14
  6. Step 6: Final answer
    x = 2,304,628,072.11

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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.