Finding the Fourth Proportional to 107,864,217.60, 161,796,326.40 and 62,402,611.20
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Solution
The fourth proportional to 107,864,217.60, 161,796,326.40 and 62,402,611.20 is: 93,603,916.80
Step by Step Solution
- Step 1: Write the proportion equation
107,864,217.60 : 161,796,326.40 = 62,402,611.20 : x - Step 2: Convert to fraction form
107,864,217.60/161,796,326.40 = 62,402,611.20/x - Step 3: Cross multiply
107,864,217.60x = 161,796,326.40 × 62,402,611.20 - Step 4: Simplify right side
107,864,217.60x = 10,096,513,249,927,496 - Step 5: Solve for x
x = 10,096,513,249,927,496/107,864,217.60 - Step 6: Final answer
x = 93,603,916.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.