Finding the Fourth Proportional to 937,788,202.98, 1,406,896,572.18 and 324,371,911.14
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Solution
The fourth proportional to 937,788,202.98, 1,406,896,572.18 and 324,371,911.14 is: 486,631,979.85
Step by Step Solution
- Step 1: Write the proportion equation
937,788,202.98 : 1,406,896,572.18 = 324,371,911.14 : x - Step 2: Convert to fraction form
937,788,202.98/1,406,896,572.18 = 324,371,911.14/x - Step 3: Cross multiply
937,788,202.98x = 1,406,896,572.18 × 324,371,911.14 - Step 4: Simplify right side
937,788,202.98x = 456,357,729,894,341,568 - Step 5: Solve for x
x = 456,357,729,894,341,568/937,788,202.98 - Step 6: Final answer
x = 486,631,979.85
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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.