Finding the Fourth Proportional to 331,909,320.95, 458,035,541.24 and 183,230,646.55
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Solution
The fourth proportional to 331,909,320.95, 458,035,541.24 and 183,230,646.55 is: 252,858,666.70
Step by Step Solution
- Step 1: Write the proportion equation
331,909,320.95 : 458,035,541.24 = 183,230,646.55 : x - Step 2: Convert to fraction form
331,909,320.95/458,035,541.24 = 183,230,646.55/x - Step 3: Cross multiply
331,909,320.95x = 458,035,541.24 × 183,230,646.55 - Step 4: Simplify right side
331,909,320.95x = 83,926,148,362,223,152 - Step 5: Solve for x
x = 83,926,148,362,223,152/331,909,320.95 - Step 6: Final answer
x = 252,858,666.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.