Finding the Fourth Proportional to 1,024,978,357.08, 1,539,920,294.36 and 657,233,804.08
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Solution
The fourth proportional to 1,024,978,357.08, 1,539,920,294.36 and 657,233,804.08 is: 987,423,457.34
Step by Step Solution
- Step 1: Write the proportion equation
1,024,978,357.08 : 1,539,920,294.36 = 657,233,804.08 : x - Step 2: Convert to fraction form
1,024,978,357.08/1,539,920,294.36 = 657,233,804.08/x - Step 3: Cross multiply
1,024,978,357.08x = 1,539,920,294.36 × 657,233,804.08 - Step 4: Simplify right side
1,024,978,357.08x = 1,012,087,673,042,216,192 - Step 5: Solve for x
x = 1,012,087,673,042,216,192/1,024,978,357.08 - Step 6: Final answer
x = 987,423,457.34
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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.