Finding the Fourth Proportional to 93,312,208.70, 139,968,313.05 and 45,536,464.70
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Solution
The fourth proportional to 93,312,208.70, 139,968,313.05 and 45,536,464.70 is: 68,304,697.05
Step by Step Solution
- Step 1: Write the proportion equation
93,312,208.70 : 139,968,313.05 = 45,536,464.70 : x - Step 2: Convert to fraction form
93,312,208.70/139,968,313.05 = 45,536,464.70/x - Step 3: Cross multiply
93,312,208.70x = 139,968,313.05 × 45,536,464.70 - Step 4: Simplify right side
93,312,208.70x = 6,373,662,146,319,875 - Step 5: Solve for x
x = 6,373,662,146,319,875/93,312,208.70 - Step 6: Final answer
x = 68,304,697.05
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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.