Finding the Fourth Proportional to 135,522,831.12, 203,293,094.04 and 99,239,807.76
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Solution
The fourth proportional to 135,522,831.12, 203,293,094.04 and 99,239,807.76 is: 148,866,190.33
Step by Step Solution
- Step 1: Write the proportion equation
135,522,831.12 : 203,293,094.04 = 99,239,807.76 : x - Step 2: Convert to fraction form
135,522,831.12/203,293,094.04 = 99,239,807.76/x - Step 3: Cross multiply
135,522,831.12x = 203,293,094.04 × 99,239,807.76 - Step 4: Simplify right side
135,522,831.12x = 20,174,767,571,465,204 - Step 5: Solve for x
x = 20,174,767,571,465,204/135,522,831.12 - Step 6: Final answer
x = 148,866,190.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.