Finding the Fourth Proportional to 1,937,829,484.80, 2,906,603,623.35 and 757,187,966.79
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Solution
The fourth proportional to 1,937,829,484.80, 2,906,603,623.35 and 757,187,966.79 is: 1,135,727,010.60
Step by Step Solution
- Step 1: Write the proportion equation
1,937,829,484.80 : 2,906,603,623.35 = 757,187,966.79 : x - Step 2: Convert to fraction form
1,937,829,484.80/2,906,603,623.35 = 757,187,966.79/x - Step 3: Cross multiply
1,937,829,484.80x = 2,906,603,623.35 × 757,187,966.79 - Step 4: Simplify right side
1,937,829,484.80x = 2,200,845,287,828,833,280 - Step 5: Solve for x
x = 2,200,845,287,828,833,280/1,937,829,484.80 - Step 6: Final answer
x = 1,135,727,010.60
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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.