Finding the Fourth Proportional to 88,190,306.94, 121,709,433.24 and 52,909,435.02
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Solution
The fourth proportional to 88,190,306.94, 121,709,433.24 and 52,909,435.02 is: 73,019,105.76
Step by Step Solution
- Step 1: Write the proportion equation
88,190,306.94 : 121,709,433.24 = 52,909,435.02 : x - Step 2: Convert to fraction form
88,190,306.94/121,709,433.24 = 52,909,435.02/x - Step 3: Cross multiply
88,190,306.94x = 121,709,433.24 × 52,909,435.02 - Step 4: Simplify right side
88,190,306.94x = 6,439,577,349,332,808 - Step 5: Solve for x
x = 6,439,577,349,332,808/88,190,306.94 - Step 6: Final answer
x = 73,019,105.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.