Finding the Fourth Proportional to 121,423,875.33, 182,148,571.40 and 39,549,128.97
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Solution
The fourth proportional to 121,423,875.33, 182,148,571.40 and 39,549,128.97 is: 59,327,849.01
Step by Step Solution
- Step 1: Write the proportion equation
121,423,875.33 : 182,148,571.40 = 39,549,128.97 : x - Step 2: Convert to fraction form
121,423,875.33/182,148,571.40 = 39,549,128.97/x - Step 3: Cross multiply
121,423,875.33x = 182,148,571.40 × 39,549,128.97 - Step 4: Simplify right side
121,423,875.33x = 7,203,817,341,999,853 - Step 5: Solve for x
x = 7,203,817,341,999,853/121,423,875.33 - Step 6: Final answer
x = 59,327,849.01
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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.