Finding the Fourth Proportional to 1,411,364,489.60, 2,117,287,922.58 and 581,864,685.36
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Solution
The fourth proportional to 1,411,364,489.60, 2,117,287,922.58 and 581,864,685.36 is: 872,896,462.94
Step by Step Solution
- Step 1: Write the proportion equation
1,411,364,489.60 : 2,117,287,922.58 = 581,864,685.36 : x - Step 2: Convert to fraction form
1,411,364,489.60/2,117,287,922.58 = 581,864,685.36/x - Step 3: Cross multiply
1,411,364,489.60x = 2,117,287,922.58 × 581,864,685.36 - Step 4: Simplify right side
1,411,364,489.60x = 1,231,975,070,888,539,648 - Step 5: Solve for x
x = 1,231,975,070,888,539,648/1,411,364,489.60 - Step 6: Final answer
x = 872,896,462.94
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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.