Home / 419,129,804,595.80-628,694,706,893.70-230,402,776,064.60

Finding the Fourth Proportional to 419,129,804,595.80, 628,694,706,893.70 and 230,402,776,064.60

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Solution

The fourth proportional to 419,129,804,595.80, 628,694,706,893.70 and 230,402,776,064.60 is: 345,604,164,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,129,804,595.80 : 628,694,706,893.70 = 230,402,776,064.60 : x
  2. Step 2: Convert to fraction form
    419,129,804,595.80/628,694,706,893.70 = 230,402,776,064.60/x
  3. Step 3: Cross multiply
    419,129,804,595.80x = 628,694,706,893.70 × 230,402,776,064.60
  4. Step 4: Simplify right side
    419,129,804,595.80x = 144,853,005,765,428,484,505,600
  5. Step 5: Solve for x
    x = 144,853,005,765,428,484,505,600/419,129,804,595.80
  6. Step 6: Final answer
    x = 345,604,164,096.90

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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.