Finding the Fourth Proportional to 558,178,305.34, 837,290,572.97 and 164,705,118.53
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Solution
The fourth proportional to 558,178,305.34, 837,290,572.97 and 164,705,118.53 is: 247,064,498.46
Step by Step Solution
- Step 1: Write the proportion equation
558,178,305.34 : 837,290,572.97 = 164,705,118.53 : x - Step 2: Convert to fraction form
558,178,305.34/837,290,572.97 = 164,705,118.53/x - Step 3: Cross multiply
558,178,305.34x = 837,290,572.97 × 164,705,118.53 - Step 4: Simplify right side
558,178,305.34x = 137,906,043,060,304,304 - Step 5: Solve for x
x = 137,906,043,060,304,304/558,178,305.34 - Step 6: Final answer
x = 247,064,498.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.