Home / 362,808,032.40-544,212,048.60-198,982,486.80

Finding the Fourth Proportional to 362,808,032.40, 544,212,048.60 and 198,982,486.80

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Solution

The fourth proportional to 362,808,032.40, 544,212,048.60 and 198,982,486.80 is: 298,473,730.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,808,032.40 : 544,212,048.60 = 198,982,486.80 : x
  2. Step 2: Convert to fraction form
    362,808,032.40/544,212,048.60 = 198,982,486.80/x
  3. Step 3: Cross multiply
    362,808,032.40x = 544,212,048.60 × 198,982,486.80
  4. Step 4: Simplify right side
    362,808,032.40x = 108,288,666,776,950,464
  5. Step 5: Solve for x
    x = 108,288,666,776,950,464/362,808,032.40
  6. Step 6: Final answer
    x = 298,473,730.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.