Finding the Fourth Proportional to 903,119,776.84, 1,354,677,029.90 and 248,071,428.52
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Solution
The fourth proportional to 903,119,776.84, 1,354,677,029.90 and 248,071,428.52 is: 372,106,418.89
Step by Step Solution
- Step 1: Write the proportion equation
903,119,776.84 : 1,354,677,029.90 = 248,071,428.52 : x - Step 2: Convert to fraction form
903,119,776.84/1,354,677,029.90 = 248,071,428.52/x - Step 3: Cross multiply
903,119,776.84x = 1,354,677,029.90 × 248,071,428.52 - Step 4: Simplify right side
903,119,776.84x = 336,056,665,990,523,776 - Step 5: Solve for x
x = 336,056,665,990,523,776/903,119,776.84 - Step 6: Final answer
x = 372,106,418.89
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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.