Finding the Fourth Proportional to 4,626,134,151.90, 6,939,860,115.96 and 1,435,678,346.06
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Solution
The fourth proportional to 4,626,134,151.90, 6,939,860,115.96 and 1,435,678,346.06 is: 2,153,721,998.98
Step by Step Solution
- Step 1: Write the proportion equation
4,626,134,151.90 : 6,939,860,115.96 = 1,435,678,346.06 : x - Step 2: Convert to fraction form
4,626,134,151.90/6,939,860,115.96 = 1,435,678,346.06/x - Step 3: Cross multiply
4,626,134,151.90x = 6,939,860,115.96 × 1,435,678,346.06 - Step 4: Simplify right side
4,626,134,151.90x = 9,963,406,893,169,211,392 - Step 5: Solve for x
x = 9,963,406,893,169,211,392/4,626,134,151.90 - Step 6: Final answer
x = 2,153,721,998.98
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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.