Finding the Fourth Proportional to 609,517,110.75, 841,119,305.84 and 358,637,752.32
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Solution
The fourth proportional to 609,517,110.75, 841,119,305.84 and 358,637,752.32 is: 494,911,680.01
Step by Step Solution
- Step 1: Write the proportion equation
609,517,110.75 : 841,119,305.84 = 358,637,752.32 : x - Step 2: Convert to fraction form
609,517,110.75/841,119,305.84 = 358,637,752.32/x - Step 3: Cross multiply
609,517,110.75x = 841,119,305.84 × 358,637,752.32 - Step 4: Simplify right side
609,517,110.75x = 301,657,137,273,417,472 - Step 5: Solve for x
x = 301,657,137,273,417,472/609,517,110.75 - Step 6: Final answer
x = 494,911,680.01
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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.