Finding the Fourth Proportional to 153,457,136.88, 230,276,490.12 and 56,480,956.08
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Solution
The fourth proportional to 153,457,136.88, 230,276,490.12 and 56,480,956.08 is: 84,754,848.09
Step by Step Solution
- Step 1: Write the proportion equation
153,457,136.88 : 230,276,490.12 = 56,480,956.08 : x - Step 2: Convert to fraction form
153,457,136.88/230,276,490.12 = 56,480,956.08/x - Step 3: Cross multiply
153,457,136.88x = 230,276,490.12 × 56,480,956.08 - Step 4: Simplify right side
153,457,136.88x = 13,006,236,324,724,274 - Step 5: Solve for x
x = 13,006,236,324,724,274/153,457,136.88 - Step 6: Final answer
x = 84,754,848.09
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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.