Finding the Fourth Proportional to 157,795,607.60, 236,525,449.80 and 60,713,802.80
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Solution
The fourth proportional to 157,795,607.60, 236,525,449.80 and 60,713,802.80 is: 91,006,078.91
Step by Step Solution
- Step 1: Write the proportion equation
157,795,607.60 : 236,525,449.80 = 60,713,802.80 : x - Step 2: Convert to fraction form
157,795,607.60/236,525,449.80 = 60,713,802.80/x - Step 3: Cross multiply
157,795,607.60x = 236,525,449.80 × 60,713,802.80 - Step 4: Simplify right side
157,795,607.60x = 14,360,359,516,338,500 - Step 5: Solve for x
x = 14,360,359,516,338,500/157,795,607.60 - Step 6: Final answer
x = 91,006,078.91
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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.