Finding the Fourth Proportional to 1,742,642,345.08, 2,614,735,434.39 and 913,398,913.99
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Solution
The fourth proportional to 1,742,642,345.08, 2,614,735,434.39 and 913,398,913.99 is: 1,370,502,968.03
Step by Step Solution
- Step 1: Write the proportion equation
1,742,642,345.08 : 2,614,735,434.39 = 913,398,913.99 : x - Step 2: Convert to fraction form
1,742,642,345.08/2,614,735,434.39 = 913,398,913.99/x - Step 3: Cross multiply
1,742,642,345.08x = 2,614,735,434.39 × 913,398,913.99 - Step 4: Simplify right side
1,742,642,345.08x = 2,388,296,506,142,996,992 - Step 5: Solve for x
x = 2,388,296,506,142,996,992/1,742,642,345.08 - Step 6: Final answer
x = 1,370,502,968.03
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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.