Finding the Fourth Proportional to 55,916,860,787.68, 83,875,292,158.28 and 13,421,758,044.82
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Solution
The fourth proportional to 55,916,860,787.68, 83,875,292,158.28 and 13,421,758,044.82 is: 20,132,637,301.68
Step by Step Solution
- Step 1: Write the proportion equation
55,916,860,787.68 : 83,875,292,158.28 = 13,421,758,044.82 : x - Step 2: Convert to fraction form
55,916,860,787.68/83,875,292,158.28 = 13,421,758,044.82/x - Step 3: Cross multiply
55,916,860,787.68x = 83,875,292,158.28 × 13,421,758,044.82 - Step 4: Simplify right side
55,916,860,787.68x = 1,125,753,877,286,703,595,520 - Step 5: Solve for x
x = 1,125,753,877,286,703,595,520/55,916,860,787.68 - Step 6: Final answer
x = 20,132,637,301.68
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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.