Finding the Fourth Proportional to 247,411,529.18, 341,407,582.64 and 135,896,606.94
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Solution
The fourth proportional to 247,411,529.18, 341,407,582.64 and 135,896,606.94 is: 187,526,152.15
Step by Step Solution
- Step 1: Write the proportion equation
247,411,529.18 : 341,407,582.64 = 135,896,606.94 : x - Step 2: Convert to fraction form
247,411,529.18/341,407,582.64 = 135,896,606.94/x - Step 3: Cross multiply
247,411,529.18x = 341,407,582.64 × 135,896,606.94 - Step 4: Simplify right side
247,411,529.18x = 46,396,132,064,363,648 - Step 5: Solve for x
x = 46,396,132,064,363,648/247,411,529.18 - Step 6: Final answer
x = 187,526,152.15
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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.