Finding the Fourth Proportional to 93,163,428.60, 139,771,067.84 and 40,645,695.48
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Solution
The fourth proportional to 93,163,428.60, 139,771,067.84 and 40,645,695.48 is: 60,979,853.85
Step by Step Solution
- Step 1: Write the proportion equation
93,163,428.60 : 139,771,067.84 = 40,645,695.48 : x - Step 2: Convert to fraction form
93,163,428.60/139,771,067.84 = 40,645,695.48/x - Step 3: Cross multiply
93,163,428.60x = 139,771,067.84 × 40,645,695.48 - Step 4: Simplify right side
93,163,428.60x = 5,681,092,260,339,061 - Step 5: Solve for x
x = 5,681,092,260,339,061/93,163,428.60 - Step 6: Final answer
x = 60,979,853.85
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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.