Finding the Fourth Proportional to 2,909,052,771.24, 4,363,579,214.58 and 698,262,484.62
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Solution
The fourth proportional to 2,909,052,771.24, 4,363,579,214.58 and 698,262,484.62 is: 1,047,393,740.78
Step by Step Solution
- Step 1: Write the proportion equation
2,909,052,771.24 : 4,363,579,214.58 = 698,262,484.62 : x - Step 2: Convert to fraction form
2,909,052,771.24/4,363,579,214.58 = 698,262,484.62/x - Step 3: Cross multiply
2,909,052,771.24x = 4,363,579,214.58 × 698,262,484.62 - Step 4: Simplify right side
2,909,052,771.24x = 3,046,923,664,208,818,688 - Step 5: Solve for x
x = 3,046,923,664,208,818,688/2,909,052,771.24 - Step 6: Final answer
x = 1,047,393,740.78
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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.