Finding the Fourth Proportional to 1,473,602,019.80, 2,210,403,029.70 and 698,761,041.80
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Solution
The fourth proportional to 1,473,602,019.80, 2,210,403,029.70 and 698,761,041.80 is: 1,048,141,562.70
Step by Step Solution
- Step 1: Write the proportion equation
1,473,602,019.80 : 2,210,403,029.70 = 698,761,041.80 : x - Step 2: Convert to fraction form
1,473,602,019.80/2,210,403,029.70 = 698,761,041.80/x - Step 3: Cross multiply
1,473,602,019.80x = 2,210,403,029.70 × 698,761,041.80 - Step 4: Simplify right side
1,473,602,019.80x = 1,544,543,523,831,048,192 - Step 5: Solve for x
x = 1,544,543,523,831,048,192/1,473,602,019.80 - Step 6: Final answer
x = 1,048,141,562.70
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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.