Home / 352,712,852.80-486,026,523.01-272,842,898.07

Finding the Fourth Proportional to 352,712,852.80, 486,026,523.01 and 272,842,898.07

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Solution

The fourth proportional to 352,712,852.80, 486,026,523.01 and 272,842,898.07 is: 375,968,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,712,852.80 : 486,026,523.01 = 272,842,898.07 : x
  2. Step 2: Convert to fraction form
    352,712,852.80/486,026,523.01 = 272,842,898.07/x
  3. Step 3: Cross multiply
    352,712,852.80x = 486,026,523.01 × 272,842,898.07
  4. Step 4: Simplify right side
    352,712,852.80x = 132,608,885,079,097,600
  5. Step 5: Solve for x
    x = 132,608,885,079,097,600/352,712,852.80
  6. Step 6: Final answer
    x = 375,968,394.76

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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.