Finding the Fourth Proportional to 349,579,831,160.86, 482,415,032,913.06 and 195,257,762,797.90
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Solution
The fourth proportional to 349,579,831,160.86, 482,415,032,913.06 and 195,257,762,797.90 is: 269,452,845,016.49
Step by Step Solution
- Step 1: Write the proportion equation
349,579,831,160.86 : 482,415,032,913.06 = 195,257,762,797.90 : x - Step 2: Convert to fraction form
349,579,831,160.86/482,415,032,913.06 = 195,257,762,797.90/x - Step 3: Cross multiply
349,579,831,160.86x = 482,415,032,913.06 × 195,257,762,797.90 - Step 4: Simplify right side
349,579,831,160.86x = 94,195,280,066,679,383,523,328 - Step 5: Solve for x
x = 94,195,280,066,679,383,523,328/349,579,831,160.86 - Step 6: Final answer
x = 269,452,845,016.49
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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.