Home / 1,669,988,529.34-2,505,304,980.05-634,768,476.26

Finding the Fourth Proportional to 1,669,988,529.34, 2,505,304,980.05 and 634,768,476.26

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Solution

The fourth proportional to 1,669,988,529.34, 2,505,304,980.05 and 634,768,476.26 is: 952,275,178.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,988,529.34 : 2,505,304,980.05 = 634,768,476.26 : x
  2. Step 2: Convert to fraction form
    1,669,988,529.34/2,505,304,980.05 = 634,768,476.26/x
  3. Step 3: Cross multiply
    1,669,988,529.34x = 2,505,304,980.05 × 634,768,476.26
  4. Step 4: Simplify right side
    1,669,988,529.34x = 1,590,288,624,737,227,776
  5. Step 5: Solve for x
    x = 1,590,288,624,737,227,776/1,669,988,529.34
  6. Step 6: Final answer
    x = 952,275,178.42

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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.