Home / 761,780,202,021.03-1,051,256,850,382.40-419,224,065,000.03

Finding the Fourth Proportional to 761,780,202,021.03, 1,051,256,850,382.40 and 419,224,065,000.03

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Solution

The fourth proportional to 761,780,202,021.03, 1,051,256,850,382.40 and 419,224,065,000.03 is: 578,529,304,131.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,780,202,021.03 : 1,051,256,850,382.40 = 419,224,065,000.03 : x
  2. Step 2: Convert to fraction form
    761,780,202,021.03/1,051,256,850,382.40 = 419,224,065,000.03/x
  3. Step 3: Cross multiply
    761,780,202,021.03x = 1,051,256,850,382.40 × 419,224,065,000.03
  4. Step 4: Simplify right side
    761,780,202,021.03x = 440,712,170,176,438,113,140,736
  5. Step 5: Solve for x
    x = 440,712,170,176,438,113,140,736/761,780,202,021.03
  6. Step 6: Final answer
    x = 578,529,304,131.58

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Why These Related Problems?

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