Finding the Fourth Proportional to 2,909,052,359.98, 4,363,578,597.89 and 698,262,073.85
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Solution
The fourth proportional to 2,909,052,359.98, 4,363,578,597.89 and 698,262,073.85 is: 1,047,393,124.68
Step by Step Solution
- Step 1: Write the proportion equation
2,909,052,359.98 : 4,363,578,597.89 = 698,262,073.85 : x - Step 2: Convert to fraction form
2,909,052,359.98/4,363,578,597.89 = 698,262,073.85/x - Step 3: Cross multiply
2,909,052,359.98x = 4,363,578,597.89 × 698,262,073.85 - Step 4: Simplify right side
2,909,052,359.98x = 3,046,921,441,182,800,896 - Step 5: Solve for x
x = 3,046,921,441,182,800,896/2,909,052,359.98 - Step 6: Final answer
x = 1,047,393,124.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.