Finding the Fourth Proportional to 97,237,653.15, 134,192,260.12 and 55,997,831.55
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Solution
The fourth proportional to 97,237,653.15, 134,192,260.12 and 55,997,831.55 is: 77,279,483.15
Step by Step Solution
- Step 1: Write the proportion equation
97,237,653.15 : 134,192,260.12 = 55,997,831.55 : x - Step 2: Convert to fraction form
97,237,653.15/134,192,260.12 = 55,997,831.55/x - Step 3: Cross multiply
97,237,653.15x = 134,192,260.12 × 55,997,831.55 - Step 4: Simplify right side
97,237,653.15x = 7,514,475,577,982,045 - Step 5: Solve for x
x = 7,514,475,577,982,045/97,237,653.15 - Step 6: Final answer
x = 77,279,483.15
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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.