Finding the Fourth Proportional to 372,331,069.08, 513,820,444.98 and 205,071,122.28
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Solution
The fourth proportional to 372,331,069.08, 513,820,444.98 and 205,071,122.28 is: 283,000,114.82
Step by Step Solution
- Step 1: Write the proportion equation
372,331,069.08 : 513,820,444.98 = 205,071,122.28 : x - Step 2: Convert to fraction form
372,331,069.08/513,820,444.98 = 205,071,122.28/x - Step 3: Cross multiply
372,331,069.08x = 513,820,444.98 × 205,071,122.28 - Step 4: Simplify right side
372,331,069.08x = 105,369,735,302,457,600 - Step 5: Solve for x
x = 105,369,735,302,457,600/372,331,069.08 - Step 6: Final answer
x = 283,000,114.82
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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.