Finding the Fourth Proportional to 176,063,152.36, 242,968,030.50 and 110,021,999.08
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Solution
The fourth proportional to 176,063,152.36, 242,968,030.50 and 110,021,999.08 is: 151,830,908.80
Step by Step Solution
- Step 1: Write the proportion equation
176,063,152.36 : 242,968,030.50 = 110,021,999.08 : x - Step 2: Convert to fraction form
176,063,152.36/242,968,030.50 = 110,021,999.08/x - Step 3: Cross multiply
176,063,152.36x = 242,968,030.50 × 110,021,999.08 - Step 4: Simplify right side
176,063,152.36x = 26,731,828,428,140,412 - Step 5: Solve for x
x = 26,731,828,428,140,412/176,063,152.36 - Step 6: Final answer
x = 151,830,908.80
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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.