Finding the Fourth Proportional to 1,598,069,400.90, 2,397,104,101.35 and 507,662,693.70
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Solution
The fourth proportional to 1,598,069,400.90, 2,397,104,101.35 and 507,662,693.70 is: 761,494,040.55
Step by Step Solution
- Step 1: Write the proportion equation
1,598,069,400.90 : 2,397,104,101.35 = 507,662,693.70 : x - Step 2: Convert to fraction form
1,598,069,400.90/2,397,104,101.35 = 507,662,693.70/x - Step 3: Cross multiply
1,598,069,400.90x = 2,397,104,101.35 × 507,662,693.70 - Step 4: Simplify right side
1,598,069,400.90x = 1,216,920,325,170,658,816 - Step 5: Solve for x
x = 1,216,920,325,170,658,816/1,598,069,400.90 - Step 6: Final answer
x = 761,494,040.55
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Double scale
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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.