Finding the Fourth Proportional to 5,408,219,068.62, 7,463,386,135.71 and 2,996,941,838.47
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Solution
The fourth proportional to 5,408,219,068.62, 7,463,386,135.71 and 2,996,941,838.47 is: 4,135,804,020.32
Step by Step Solution
- Step 1: Write the proportion equation
5,408,219,068.62 : 7,463,386,135.71 = 2,996,941,838.47 : x - Step 2: Convert to fraction form
5,408,219,068.62/7,463,386,135.71 = 2,996,941,838.47/x - Step 3: Cross multiply
5,408,219,068.62x = 7,463,386,135.71 × 2,996,941,838.47 - Step 4: Simplify right side
5,408,219,068.62x = 22,367,334,166,751,248,384 - Step 5: Solve for x
x = 22,367,334,166,751,248,384/5,408,219,068.62 - Step 6: Final answer
x = 4,135,804,020.32
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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.