Finding the Fourth Proportional to 117,006,089.10, 175,509,133.65 and 88,095,698.70
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Solution
The fourth proportional to 117,006,089.10, 175,509,133.65 and 88,095,698.70 is: 132,143,548.05
Step by Step Solution
- Step 1: Write the proportion equation
117,006,089.10 : 175,509,133.65 = 88,095,698.70 : x - Step 2: Convert to fraction form
117,006,089.10/175,509,133.65 = 88,095,698.70/x - Step 3: Cross multiply
117,006,089.10x = 175,509,133.65 × 88,095,698.70 - Step 4: Simplify right side
117,006,089.10x = 15,461,599,757,128,432 - Step 5: Solve for x
x = 15,461,599,757,128,432/117,006,089.10 - Step 6: Final answer
x = 132,143,548.05
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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.