Home / 316,756,043,166.36-437,125,613,539.50-172,239,137,287.32

Finding the Fourth Proportional to 316,756,043,166.36, 437,125,613,539.50 and 172,239,137,287.32

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Solution

The fourth proportional to 316,756,043,166.36, 437,125,613,539.50 and 172,239,137,287.32 is: 237,691,245,949.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,756,043,166.36 : 437,125,613,539.50 = 172,239,137,287.32 : x
  2. Step 2: Convert to fraction form
    316,756,043,166.36/437,125,613,539.50 = 172,239,137,287.32/x
  3. Step 3: Cross multiply
    316,756,043,166.36x = 437,125,613,539.50 × 172,239,137,287.32
  4. Step 4: Simplify right side
    316,756,043,166.36x = 75,290,138,562,233,932,709,888
  5. Step 5: Solve for x
    x = 75,290,138,562,233,932,709,888/316,756,043,166.36
  6. Step 6: Final answer
    x = 237,691,245,949.46

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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.