Finding the Fourth Proportional to 1,874,812,069.94, 2,812,764,159.86 and 839,430,813.02
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Solution
The fourth proportional to 1,874,812,069.94, 2,812,764,159.86 and 839,430,813.02 is: 1,259,390,710.88
Step by Step Solution
- Step 1: Write the proportion equation
1,874,812,069.94 : 2,812,764,159.86 = 839,430,813.02 : x - Step 2: Convert to fraction form
1,874,812,069.94/2,812,764,159.86 = 839,430,813.02/x - Step 3: Cross multiply
1,874,812,069.94x = 2,812,764,159.86 × 839,430,813.02 - Step 4: Simplify right side
1,874,812,069.94x = 2,361,120,905,526,536,192 - Step 5: Solve for x
x = 2,361,120,905,526,536,192/1,874,812,069.94 - Step 6: Final answer
x = 1,259,390,710.88
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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.