Finding the Fourth Proportional to 844,256,681.42, 1,165,074,332.82 and 467,937,538.70
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Solution
The fourth proportional to 844,256,681.42, 1,165,074,332.82 and 467,937,538.70 is: 645,753,865.74
Step by Step Solution
- Step 1: Write the proportion equation
844,256,681.42 : 1,165,074,332.82 = 467,937,538.70 : x - Step 2: Convert to fraction form
844,256,681.42/1,165,074,332.82 = 467,937,538.70/x - Step 3: Cross multiply
844,256,681.42x = 1,165,074,332.82 × 467,937,538.70 - Step 4: Simplify right side
844,256,681.42x = 545,182,015,702,335,360 - Step 5: Solve for x
x = 545,182,015,702,335,360/844,256,681.42 - Step 6: Final answer
x = 645,753,865.74
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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.