Finding the Fourth Proportional to 163,877,346.78, 226,150,981.75 and 93,313,014.48
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Solution
The fourth proportional to 163,877,346.78, 226,150,981.75 and 93,313,014.48 is: 128,772,098.46
Step by Step Solution
- Step 1: Write the proportion equation
163,877,346.78 : 226,150,981.75 = 93,313,014.48 : x - Step 2: Convert to fraction form
163,877,346.78/226,150,981.75 = 93,313,014.48/x - Step 3: Cross multiply
163,877,346.78x = 226,150,981.75 × 93,313,014.48 - Step 4: Simplify right side
163,877,346.78x = 21,102,829,834,295,256 - Step 5: Solve for x
x = 21,102,829,834,295,256/163,877,346.78 - Step 6: Final answer
x = 128,772,098.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.