Finding the Fourth Proportional to 1,776,028,284.56, 2,663,124,495.96 and 779,641,504.40
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Solution
The fourth proportional to 1,776,028,284.56, 2,663,124,495.96 and 779,641,504.40 is: 1,169,059,302.99
Step by Step Solution
- Step 1: Write the proportion equation
1,776,028,284.56 : 2,663,124,495.96 = 779,641,504.40 : x - Step 2: Convert to fraction form
1,776,028,284.56/2,663,124,495.96 = 779,641,504.40/x - Step 3: Cross multiply
1,776,028,284.56x = 2,663,124,495.96 × 779,641,504.40 - Step 4: Simplify right side
1,776,028,284.56x = 2,076,282,388,434,746,112 - Step 5: Solve for x
x = 2,076,282,388,434,746,112/1,776,028,284.56 - Step 6: Final answer
x = 1,169,059,302.99
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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.