Finding the Fourth Proportional to 372,216,720.30, 558,346,075.65 and 113,440,382.70
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Solution
The fourth proportional to 372,216,720.30, 558,346,075.65 and 113,440,382.70 is: 170,166,972.75
Step by Step Solution
- Step 1: Write the proportion equation
372,216,720.30 : 558,346,075.65 = 113,440,382.70 : x - Step 2: Convert to fraction form
372,216,720.30/558,346,075.65 = 113,440,382.70/x - Step 3: Cross multiply
372,216,720.30x = 558,346,075.65 × 113,440,382.70 - Step 4: Simplify right side
372,216,720.30x = 63,338,992,500,779,152 - Step 5: Solve for x
x = 63,338,992,500,779,152/372,216,720.30 - Step 6: Final answer
x = 170,166,972.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.