Finding the Fourth Proportional to 371,774,710.74, 557,543,753.32 and 122,733,598.26
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Solution
The fourth proportional to 371,774,710.74, 557,543,753.32 and 122,733,598.26 is: 184,061,338.91
Step by Step Solution
- Step 1: Write the proportion equation
371,774,710.74 : 557,543,753.32 = 122,733,598.26 : x - Step 2: Convert to fraction form
371,774,710.74/557,543,753.32 = 122,733,598.26/x - Step 3: Cross multiply
371,774,710.74x = 557,543,753.32 × 122,733,598.26 - Step 4: Simplify right side
371,774,710.74x = 68,429,351,032,349,432 - Step 5: Solve for x
x = 68,429,351,032,349,432/371,774,710.74 - Step 6: Final answer
x = 184,061,338.91
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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.