Home / 565,379,905,486.15-780,223,207,087.50-308,462,976,757.03

Finding the Fourth Proportional to 565,379,905,486.15, 780,223,207,087.50 and 308,462,976,757.03

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Solution

The fourth proportional to 565,379,905,486.15, 780,223,207,087.50 and 308,462,976,757.03 is: 425,678,328,249.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,379,905,486.15 : 780,223,207,087.50 = 308,462,976,757.03 : x
  2. Step 2: Convert to fraction form
    565,379,905,486.15/780,223,207,087.50 = 308,462,976,757.03/x
  3. Step 3: Cross multiply
    565,379,905,486.15x = 780,223,207,087.50 × 308,462,976,757.03
  4. Step 4: Simplify right side
    565,379,905,486.15x = 240,669,972,993,126,931,890,176
  5. Step 5: Solve for x
    x = 240,669,972,993,126,931,890,176/565,379,905,486.15
  6. Step 6: Final answer
    x = 425,678,328,249.36

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