Finding the Fourth Proportional to 163,991,755,507.76, 245,924,037,709.18 and 56,405,569,988.08
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Solution
The fourth proportional to 163,991,755,507.76, 245,924,037,709.18 and 56,405,569,988.08 is: 84,586,481,056.98
Step by Step Solution
- Step 1: Write the proportion equation
163,991,755,507.76 : 245,924,037,709.18 = 56,405,569,988.08 : x - Step 2: Convert to fraction form
163,991,755,507.76/245,924,037,709.18 = 56,405,569,988.08/x - Step 3: Cross multiply
163,991,755,507.76x = 245,924,037,709.18 × 56,405,569,988.08 - Step 4: Simplify right side
163,991,755,507.76x = 13,871,485,520,757,359,902,720 - Step 5: Solve for x
x = 13,871,485,520,757,359,902,720/163,991,755,507.76 - Step 6: Final answer
x = 84,586,481,056.98
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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.