Finding the Fourth Proportional to 577,331,929.98, 797,375,684.16 and 391,370,095.26
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Solution
The fourth proportional to 577,331,929.98, 797,375,684.16 and 391,370,095.26 is: 540,536,528.92
Step by Step Solution
- Step 1: Write the proportion equation
577,331,929.98 : 797,375,684.16 = 391,370,095.26 : x - Step 2: Convert to fraction form
577,331,929.98/797,375,684.16 = 391,370,095.26/x - Step 3: Cross multiply
577,331,929.98x = 797,375,684.16 × 391,370,095.26 - Step 4: Simplify right side
577,331,929.98x = 312,068,997,467,706,880 - Step 5: Solve for x
x = 312,068,997,467,706,880/577,331,929.98 - Step 6: Final answer
x = 540,536,528.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.