Home / 369,852,052.28-510,394,558.12-213,218,412.44

Finding the Fourth Proportional to 369,852,052.28, 510,394,558.12 and 213,218,412.44

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Solution

The fourth proportional to 369,852,052.28, 510,394,558.12 and 213,218,412.44 is: 294,240,674.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,852,052.28 : 510,394,558.12 = 213,218,412.44 : x
  2. Step 2: Convert to fraction form
    369,852,052.28/510,394,558.12 = 213,218,412.44/x
  3. Step 3: Cross multiply
    369,852,052.28x = 510,394,558.12 × 213,218,412.44
  4. Step 4: Simplify right side
    369,852,052.28x = 108,825,517,400,361,712
  5. Step 5: Solve for x
    x = 108,825,517,400,361,712/369,852,052.28
  6. Step 6: Final answer
    x = 294,240,674.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.