Finding the Fourth Proportional to 844,700,748,143.52, 1,165,709,125,148.40 and 459,347,631,811.68
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Solution
The fourth proportional to 844,700,748,143.52, 1,165,709,125,148.40 and 459,347,631,811.68 is: 633,911,745,899.39
Step by Step Solution
- Step 1: Write the proportion equation
844,700,748,143.52 : 1,165,709,125,148.40 = 459,347,631,811.68 : x - Step 2: Convert to fraction form
844,700,748,143.52/1,165,709,125,148.40 = 459,347,631,811.68/x - Step 3: Cross multiply
844,700,748,143.52x = 1,165,709,125,148.40 × 459,347,631,811.68 - Step 4: Simplify right side
844,700,748,143.52x = 535,465,726,018,182,812,008,448 - Step 5: Solve for x
x = 535,465,726,018,182,812,008,448/844,700,748,143.52 - Step 6: Final answer
x = 633,911,745,899.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.