Finding the Fourth Proportional to 284,655,749.42, 427,041,860.52 and 97,885,435.74
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Solution
The fourth proportional to 284,655,749.42, 427,041,860.52 and 97,885,435.74 is: 146,848,179.53
Step by Step Solution
- Step 1: Write the proportion equation
284,655,749.42 : 427,041,860.52 = 97,885,435.74 : x - Step 2: Convert to fraction form
284,655,749.42/427,041,860.52 = 97,885,435.74/x - Step 3: Cross multiply
284,655,749.42x = 427,041,860.52 × 97,885,435.74 - Step 4: Simplify right side
284,655,749.42x = 41,801,178,596,220,496 - Step 5: Solve for x
x = 41,801,178,596,220,496/284,655,749.42 - Step 6: Final answer
x = 146,848,179.53
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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.