Finding the Fourth Proportional to 614,848,593.90, 922,272,890.85 and 555,539,778.30
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Solution
The fourth proportional to 614,848,593.90, 922,272,890.85 and 555,539,778.30 is: 833,309,667.45
Step by Step Solution
- Step 1: Write the proportion equation
614,848,593.90 : 922,272,890.85 = 555,539,778.30 : x - Step 2: Convert to fraction form
614,848,593.90/922,272,890.85 = 555,539,778.30/x - Step 3: Cross multiply
614,848,593.90x = 922,272,890.85 × 555,539,778.30 - Step 4: Simplify right side
614,848,593.90x = 512,359,277,314,909,056 - Step 5: Solve for x
x = 512,359,277,314,909,056/614,848,593.90 - Step 6: Final answer
x = 833,309,667.45
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1.5x scale
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.