Finding the Fourth Proportional to 153,989,655.94, 230,984,483.91 and 51,753,693.70
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Solution
The fourth proportional to 153,989,655.94, 230,984,483.91 and 51,753,693.70 is: 77,630,540.55
Step by Step Solution
- Step 1: Write the proportion equation
153,989,655.94 : 230,984,483.91 = 51,753,693.70 : x - Step 2: Convert to fraction form
153,989,655.94/230,984,483.91 = 51,753,693.70/x - Step 3: Cross multiply
153,989,655.94x = 230,984,483.91 × 51,753,693.70 - Step 4: Simplify right side
153,989,655.94x = 11,954,300,229,730,718 - Step 5: Solve for x
x = 11,954,300,229,730,718/153,989,655.94 - Step 6: Final answer
x = 77,630,540.55
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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.