Finding the Fourth Proportional to 126,849,551.48, 190,274,681.94 and 39,423,852.35
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Solution
The fourth proportional to 126,849,551.48, 190,274,681.94 and 39,423,852.35 is: 59,135,888.77
Step by Step Solution
- Step 1: Write the proportion equation
126,849,551.48 : 190,274,681.94 = 39,423,852.35 : x - Step 2: Convert to fraction form
126,849,551.48/190,274,681.94 = 39,423,852.35/x - Step 3: Cross multiply
126,849,551.48x = 190,274,681.94 × 39,423,852.35 - Step 4: Simplify right side
126,849,551.48x = 7,501,360,966,745,772 - Step 5: Solve for x
x = 7,501,360,966,745,772/126,849,551.48 - Step 6: Final answer
x = 59,135,888.77
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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.