Finding the Fourth Proportional to 1,866,726,275.49, 2,799,726,157.68 and 538,660,946.43
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Solution
The fourth proportional to 1,866,726,275.49, 2,799,726,157.68 and 538,660,946.43 is: 807,886,598.93
Step by Step Solution
- Step 1: Write the proportion equation
1,866,726,275.49 : 2,799,726,157.68 = 538,660,946.43 : x - Step 2: Convert to fraction form
1,866,726,275.49/2,799,726,157.68 = 538,660,946.43/x - Step 3: Cross multiply
1,866,726,275.49x = 2,799,726,157.68 × 538,660,946.43 - Step 4: Simplify right side
1,866,726,275.49x = 1,508,103,141,840,736,000 - Step 5: Solve for x
x = 1,508,103,141,840,736,000/1,866,726,275.49 - Step 6: Final answer
x = 807,886,598.93
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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.