Home / 563,766,917.80-845,398,434.30-218,605,829.80

Finding the Fourth Proportional to 563,766,917.80, 845,398,434.30 and 218,605,829.80

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Solution

The fourth proportional to 563,766,917.80, 845,398,434.30 and 218,605,829.80 is: 327,811,051.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,766,917.80 : 845,398,434.30 = 218,605,829.80 : x
  2. Step 2: Convert to fraction form
    563,766,917.80/845,398,434.30 = 218,605,829.80/x
  3. Step 3: Cross multiply
    563,766,917.80x = 845,398,434.30 × 218,605,829.80
  4. Step 4: Simplify right side
    563,766,917.80x = 184,809,026,241,772,288
  5. Step 5: Solve for x
    x = 184,809,026,241,772,288/563,766,917.80
  6. Step 6: Final answer
    x = 327,811,051.71

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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.