Home / 271,585,885,326.64-372,074,470,004.98-261,406,639,743.26

Finding the Fourth Proportional to 271,585,885,326.64, 372,074,470,004.98 and 261,406,639,743.26

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Solution

The fourth proportional to 271,585,885,326.64, 372,074,470,004.98 and 261,406,639,743.26 is: 358,128,835,823.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,585,885,326.64 : 372,074,470,004.98 = 261,406,639,743.26 : x
  2. Step 2: Convert to fraction form
    271,585,885,326.64/372,074,470,004.98 = 261,406,639,743.26/x
  3. Step 3: Cross multiply
    271,585,885,326.64x = 372,074,470,004.98 × 261,406,639,743.26
  4. Step 4: Simplify right side
    271,585,885,326.64x = 97,262,736,938,256,197,222,400
  5. Step 5: Solve for x
    x = 97,262,736,938,256,197,222,400/271,585,885,326.64
  6. Step 6: Final answer
    x = 358,128,835,823.99

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.