Finding the Fourth Proportional to 758,950,155,329.10, 1,138,385,138,330.50 and 248,941,742,260.65
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Solution
The fourth proportional to 758,950,155,329.10, 1,138,385,138,330.50 and 248,941,742,260.65 is: 373,399,462,019.66
Step by Step Solution
- Step 1: Write the proportion equation
758,950,155,329.10 : 1,138,385,138,330.50 = 248,941,742,260.65 : x - Step 2: Convert to fraction form
758,950,155,329.10/1,138,385,138,330.50 = 248,941,742,260.65/x - Step 3: Cross multiply
758,950,155,329.10x = 1,138,385,138,330.50 × 248,941,742,260.65 - Step 4: Simplify right side
758,950,155,329.10x = 283,391,579,699,625,718,710,272 - Step 5: Solve for x
x = 283,391,579,699,625,718,710,272/758,950,155,329.10 - Step 6: Final answer
x = 373,399,462,019.66
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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.