Finding the Fourth Proportional to 716,535,678,414.12, 1,074,807,535,875.70 and 239,003,665,585.26
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Solution
The fourth proportional to 716,535,678,414.12, 1,074,807,535,875.70 and 239,003,665,585.26 is: 358,506,838,684.58
Step by Step Solution
- Step 1: Write the proportion equation
716,535,678,414.12 : 1,074,807,535,875.70 = 239,003,665,585.26 : x - Step 2: Convert to fraction form
716,535,678,414.12/1,074,807,535,875.70 = 239,003,665,585.26/x - Step 3: Cross multiply
716,535,678,414.12x = 1,074,807,535,875.70 × 239,003,665,585.26 - Step 4: Simplify right side
716,535,678,414.12x = 256,882,940,872,953,153,191,936 - Step 5: Solve for x
x = 256,882,940,872,953,153,191,936/716,535,678,414.12 - Step 6: Final answer
x = 358,506,838,684.58
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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.