Home / 668,139,905,726.28-922,033,018,770.22-363,647,744,933.78

Finding the Fourth Proportional to 668,139,905,726.28, 922,033,018,770.22 and 363,647,744,933.78

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Solution

The fourth proportional to 668,139,905,726.28, 922,033,018,770.22 and 363,647,744,933.78 is: 501,833,860,179.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,139,905,726.28 : 922,033,018,770.22 = 363,647,744,933.78 : x
  2. Step 2: Convert to fraction form
    668,139,905,726.28/922,033,018,770.22 = 363,647,744,933.78/x
  3. Step 3: Cross multiply
    668,139,905,726.28x = 922,033,018,770.22 × 363,647,744,933.78
  4. Step 4: Simplify right side
    668,139,905,726.28x = 335,295,228,030,276,157,308,928
  5. Step 5: Solve for x
    x = 335,295,228,030,276,157,308,928/668,139,905,726.28
  6. Step 6: Final answer
    x = 501,833,860,179.04

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Double scale
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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.