Finding the Fourth Proportional to 1,742,537,209.20, 2,613,805,813.80 and 1,347,995,410.80
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Solution
The fourth proportional to 1,742,537,209.20, 2,613,805,813.80 and 1,347,995,410.80 is: 2,021,993,116.20
Step by Step Solution
- Step 1: Write the proportion equation
1,742,537,209.20 : 2,613,805,813.80 = 1,347,995,410.80 : x - Step 2: Convert to fraction form
1,742,537,209.20/2,613,805,813.80 = 1,347,995,410.80/x - Step 3: Cross multiply
1,742,537,209.20x = 2,613,805,813.80 × 1,347,995,410.80 - Step 4: Simplify right side
1,742,537,209.20x = 3,523,398,241,724,759,552 - Step 5: Solve for x
x = 3,523,398,241,724,759,552/1,742,537,209.20 - Step 6: Final answer
x = 2,021,993,116.20
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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.