Finding the Fourth Proportional to 1,738,254,943.80, 2,607,382,415.70 and 1,670,456,358.23
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Solution
The fourth proportional to 1,738,254,943.80, 2,607,382,415.70 and 1,670,456,358.23 is: 2,505,684,537.34
Step by Step Solution
- Step 1: Write the proportion equation
1,738,254,943.80 : 2,607,382,415.70 = 1,670,456,358.23 : x - Step 2: Convert to fraction form
1,738,254,943.80/2,607,382,415.70 = 1,670,456,358.23/x - Step 3: Cross multiply
1,738,254,943.80x = 2,607,382,415.70 × 1,670,456,358.23 - Step 4: Simplify right side
1,738,254,943.80x = 4,355,518,534,630,124,544 - Step 5: Solve for x
x = 4,355,518,534,630,124,544/1,738,254,943.80 - Step 6: Final answer
x = 2,505,684,537.34
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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.