Finding the Fourth Proportional to 1,437,035,754.09, 2,155,539,261.01 and 454,462,460.81
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Solution
The fourth proportional to 1,437,035,754.09, 2,155,539,261.01 and 454,462,460.81 is: 681,689,146.66
Step by Step Solution
- Step 1: Write the proportion equation
1,437,035,754.09 : 2,155,539,261.01 = 454,462,460.81 : x - Step 2: Convert to fraction form
1,437,035,754.09/2,155,539,261.01 = 454,462,460.81/x - Step 3: Cross multiply
1,437,035,754.09x = 2,155,539,261.01 × 454,462,460.81 - Step 4: Simplify right side
1,437,035,754.09x = 979,611,676,919,259,776 - Step 5: Solve for x
x = 979,611,676,919,259,776/1,437,035,754.09 - Step 6: Final answer
x = 681,689,146.66
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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.