Finding the Fourth Proportional to 399,358,970.84, 599,102,824.80 and 123,010,055.84
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Solution
The fourth proportional to 399,358,970.84, 599,102,824.80 and 123,010,055.84 is: 184,534,910.48
Step by Step Solution
- Step 1: Write the proportion equation
399,358,970.84 : 599,102,824.80 = 123,010,055.84 : x - Step 2: Convert to fraction form
399,358,970.84/599,102,824.80 = 123,010,055.84/x - Step 3: Cross multiply
399,358,970.84x = 599,102,824.80 × 123,010,055.84 - Step 4: Simplify right side
399,358,970.84x = 73,695,671,932,549,728 - Step 5: Solve for x
x = 73,695,671,932,549,728/399,358,970.84 - Step 6: Final answer
x = 184,534,910.48
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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.