Finding the Fourth Proportional to 128,989,807.48, 193,567,952.08 and 47,101,829.59
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Solution
The fourth proportional to 128,989,807.48, 193,567,952.08 and 47,101,829.59 is: 70,683,140.56
Step by Step Solution
- Step 1: Write the proportion equation
128,989,807.48 : 193,567,952.08 = 47,101,829.59 : x - Step 2: Convert to fraction form
128,989,807.48/193,567,952.08 = 47,101,829.59/x - Step 3: Cross multiply
128,989,807.48x = 193,567,952.08 × 47,101,829.59 - Step 4: Simplify right side
128,989,807.48x = 9,117,404,692,532,404 - Step 5: Solve for x
x = 9,117,404,692,532,404/128,989,807.48 - Step 6: Final answer
x = 70,683,140.56
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