Finding the Fourth Proportional to 84,716,941.90, 127,075,412.85 and 58,888,909.30
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Solution
The fourth proportional to 84,716,941.90, 127,075,412.85 and 58,888,909.30 is: 88,333,363.95
Step by Step Solution
- Step 1: Write the proportion equation
84,716,941.90 : 127,075,412.85 = 58,888,909.30 : x - Step 2: Convert to fraction form
84,716,941.90/127,075,412.85 = 58,888,909.30/x - Step 3: Cross multiply
84,716,941.90x = 127,075,412.85 × 58,888,909.30 - Step 4: Simplify right side
84,716,941.90x = 7,483,332,461,583,704 - Step 5: Solve for x
x = 7,483,332,461,583,704/84,716,941.90 - Step 6: Final answer
x = 88,333,363.95
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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.