Finding the Fourth Proportional to 1,214,896,839.41, 1,822,345,263.62 and 341,498,207.74
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Solution
The fourth proportional to 1,214,896,839.41, 1,822,345,263.62 and 341,498,207.74 is: 512,247,312.88
Step by Step Solution
- Step 1: Write the proportion equation
1,214,896,839.41 : 1,822,345,263.62 = 341,498,207.74 : x - Step 2: Convert to fraction form
1,214,896,839.41/1,822,345,263.62 = 341,498,207.74/x - Step 3: Cross multiply
1,214,896,839.41x = 1,822,345,263.62 × 341,498,207.74 - Step 4: Simplify right side
1,214,896,839.41x = 622,327,641,410,028,160 - Step 5: Solve for x
x = 622,327,641,410,028,160/1,214,896,839.41 - Step 6: Final answer
x = 512,247,312.88
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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.