Finding the Fourth Proportional to 1,659,528,066.10, 2,489,418,070.35 and 494,905,659.70
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Solution
The fourth proportional to 1,659,528,066.10, 2,489,418,070.35 and 494,905,659.70 is: 742,396,056.77
Step by Step Solution
- Step 1: Write the proportion equation
1,659,528,066.10 : 2,489,418,070.35 = 494,905,659.70 : x - Step 2: Convert to fraction form
1,659,528,066.10/2,489,418,070.35 = 494,905,659.70/x - Step 3: Cross multiply
1,659,528,066.10x = 2,489,418,070.35 × 494,905,659.70 - Step 4: Simplify right side
1,659,528,066.10x = 1,232,027,092,375,667,712 - Step 5: Solve for x
x = 1,232,027,092,375,667,712/1,659,528,066.10 - Step 6: Final answer
x = 742,396,056.77
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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.