Finding the Fourth Proportional to 758,950,155,302.61, 1,138,385,138,317.50 and 248,941,742,220.69
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Solution
The fourth proportional to 758,950,155,302.61, 1,138,385,138,317.50 and 248,941,742,220.69 is: 373,399,461,968.49
Step by Step Solution
- Step 1: Write the proportion equation
758,950,155,302.61 : 1,138,385,138,317.50 = 248,941,742,220.69 : x - Step 2: Convert to fraction form
758,950,155,302.61/1,138,385,138,317.50 = 248,941,742,220.69/x - Step 3: Cross multiply
758,950,155,302.61x = 1,138,385,138,317.50 × 248,941,742,220.69 - Step 4: Simplify right side
758,950,155,302.61x = 283,391,579,650,899,616,727,040 - Step 5: Solve for x
x = 283,391,579,650,899,616,727,040/758,950,155,302.61 - Step 6: Final answer
x = 373,399,461,968.49
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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.