Finding the Fourth Proportional to 1,283,328,036.80, 1,924,992,055.20 and 1,201,698,699.20
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Solution
The fourth proportional to 1,283,328,036.80, 1,924,992,055.20 and 1,201,698,699.20 is: 1,802,548,048.80
Step by Step Solution
- Step 1: Write the proportion equation
1,283,328,036.80 : 1,924,992,055.20 = 1,201,698,699.20 : x - Step 2: Convert to fraction form
1,283,328,036.80/1,924,992,055.20 = 1,201,698,699.20/x - Step 3: Cross multiply
1,283,328,036.80x = 1,924,992,055.20 × 1,201,698,699.20 - Step 4: Simplify right side
1,283,328,036.80x = 2,313,260,448,704,174,592 - Step 5: Solve for x
x = 2,313,260,448,704,174,592/1,283,328,036.80 - Step 6: Final answer
x = 1,802,548,048.80
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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.