Finding the Fourth Proportional to 118,587,146.68, 177,911,388.51 and 69,444,501.94
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Solution
The fourth proportional to 118,587,146.68, 177,911,388.51 and 69,444,501.94 is: 104,184,712.34
Step by Step Solution
- Step 1: Write the proportion equation
118,587,146.68 : 177,911,388.51 = 69,444,501.94 : x - Step 2: Convert to fraction form
118,587,146.68/177,911,388.51 = 69,444,501.94/x - Step 3: Cross multiply
118,587,146.68x = 177,911,388.51 × 69,444,501.94 - Step 4: Simplify right side
118,587,146.68x = 12,354,967,763,294,010 - Step 5: Solve for x
x = 12,354,967,763,294,010/118,587,146.68 - Step 6: Final answer
x = 104,184,712.34
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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.