Finding the Fourth Proportional to 2,038,243,505.64, 2,812,719,059.10 and 1,234,946,605.56
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Solution
The fourth proportional to 2,038,243,505.64, 2,812,719,059.10 and 1,234,946,605.56 is: 1,704,191,792.99
Step by Step Solution
- Step 1: Write the proportion equation
2,038,243,505.64 : 2,812,719,059.10 = 1,234,946,605.56 : x - Step 2: Convert to fraction form
2,038,243,505.64/2,812,719,059.10 = 1,234,946,605.56/x - Step 3: Cross multiply
2,038,243,505.64x = 2,812,719,059.10 × 1,234,946,605.56 - Step 4: Simplify right side
2,038,243,505.64x = 3,473,557,854,429,461,504 - Step 5: Solve for x
x = 3,473,557,854,429,461,504/2,038,243,505.64 - Step 6: Final answer
x = 1,704,191,792.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.