Finding the Fourth Proportional to 93,229,011.05, 139,572,480.45 and 54,248,662.99
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Solution
The fourth proportional to 93,229,011.05, 139,572,480.45 and 54,248,662.99 is: 81,215,282.34
Step by Step Solution
- Step 1: Write the proportion equation
93,229,011.05 : 139,572,480.45 = 54,248,662.99 : x - Step 2: Convert to fraction form
93,229,011.05/139,572,480.45 = 54,248,662.99/x - Step 3: Cross multiply
93,229,011.05x = 139,572,480.45 × 54,248,662.99 - Step 4: Simplify right side
93,229,011.05x = 7,571,620,454,464,915 - Step 5: Solve for x
x = 7,571,620,454,464,915/93,229,011.05 - Step 6: Final answer
x = 81,215,282.34
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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.