Finding the Fourth Proportional to 93,653,866,174.95, 129,238,991,349.84 and 53,007,904,971.08
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Solution
The fourth proportional to 93,653,866,174.95, 129,238,991,349.84 and 53,007,904,971.08 is: 73,149,016,178.71
Step by Step Solution
- Step 1: Write the proportion equation
93,653,866,174.95 : 129,238,991,349.84 = 53,007,904,971.08 : x - Step 2: Convert to fraction form
93,653,866,174.95/129,238,991,349.84 = 53,007,904,971.08/x - Step 3: Cross multiply
93,653,866,174.95x = 129,238,991,349.84 × 53,007,904,971.08 - Step 4: Simplify right side
93,653,866,174.95x = 6,850,688,172,030,548,770,816 - Step 5: Solve for x
x = 6,850,688,172,030,548,770,816/93,653,866,174.95 - Step 6: Final answer
x = 73,149,016,178.71
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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.