Finding the Fourth Proportional to 2,020,242,403.70, 3,030,363,605.55 and 1,330,927,997.30
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Solution
The fourth proportional to 2,020,242,403.70, 3,030,363,605.55 and 1,330,927,997.30 is: 1,996,391,995.95
Step by Step Solution
- Step 1: Write the proportion equation
2,020,242,403.70 : 3,030,363,605.55 = 1,330,927,997.30 : x - Step 2: Convert to fraction form
2,020,242,403.70/3,030,363,605.55 = 1,330,927,997.30/x - Step 3: Cross multiply
2,020,242,403.70x = 3,030,363,605.55 × 1,330,927,997.30 - Step 4: Simplify right side
2,020,242,403.70x = 4,033,195,764,625,468,928 - Step 5: Solve for x
x = 4,033,195,764,625,468,928/2,020,242,403.70 - Step 6: Final answer
x = 1,996,391,995.95
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1.5x scale
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.