Finding the Fourth Proportional to 749,361,346.17, 1,034,130,905.99 and 410,264,167.65
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Solution
The fourth proportional to 749,361,346.17, 1,034,130,905.99 and 410,264,167.65 is: 566,171,257.11
Step by Step Solution
- Step 1: Write the proportion equation
749,361,346.17 : 1,034,130,905.99 = 410,264,167.65 : x - Step 2: Convert to fraction form
749,361,346.17/1,034,130,905.99 = 410,264,167.65/x - Step 3: Cross multiply
749,361,346.17x = 1,034,130,905.99 × 410,264,167.65 - Step 4: Simplify right side
749,361,346.17x = 424,266,855,387,127,744 - Step 5: Solve for x
x = 424,266,855,387,127,744/749,361,346.17 - Step 6: Final answer
x = 566,171,257.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.