Finding the Fourth Proportional to 592,618,101.12, 888,738,741.62 and 553,929,764.94
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Solution
The fourth proportional to 592,618,101.12, 888,738,741.62 and 553,929,764.94 is: 830,718,537.47
Step by Step Solution
- Step 1: Write the proportion equation
592,618,101.12 : 888,738,741.62 = 553,929,764.94 : x - Step 2: Convert to fraction form
592,618,101.12/888,738,741.62 = 553,929,764.94/x - Step 3: Cross multiply
592,618,101.12x = 888,738,741.62 × 553,929,764.94 - Step 4: Simplify right side
592,618,101.12x = 492,298,842,238,638,080 - Step 5: Solve for x
x = 492,298,842,238,638,080/592,618,101.12 - Step 6: Final answer
x = 830,718,537.47
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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.