Finding the Fourth Proportional to 1,738,566,028.80, 2,607,975,014.40 and 1,046,984,140.80
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Solution
The fourth proportional to 1,738,566,028.80, 2,607,975,014.40 and 1,046,984,140.80 is: 1,570,552,072.48
Step by Step Solution
- Step 1: Write the proportion equation
1,738,566,028.80 : 2,607,975,014.40 = 1,046,984,140.80 : x - Step 2: Convert to fraction form
1,738,566,028.80/2,607,975,014.40 = 1,046,984,140.80/x - Step 3: Cross multiply
1,738,566,028.80x = 2,607,975,014.40 × 1,046,984,140.80 - Step 4: Simplify right side
1,738,566,028.80x = 2,730,508,479,679,451,648 - Step 5: Solve for x
x = 2,730,508,479,679,451,648/1,738,566,028.80 - Step 6: Final answer
x = 1,570,552,072.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.