Finding the Fourth Proportional to 1,854,687,368.26, 2,559,529,949.61 and 1,019,341,548.10
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Solution
The fourth proportional to 1,854,687,368.26, 2,559,529,949.61 and 1,019,341,548.10 is: 1,406,725,071.78
Step by Step Solution
- Step 1: Write the proportion equation
1,854,687,368.26 : 2,559,529,949.61 = 1,019,341,548.10 : x - Step 2: Convert to fraction form
1,854,687,368.26/2,559,529,949.61 = 1,019,341,548.10/x - Step 3: Cross multiply
1,854,687,368.26x = 2,559,529,949.61 × 1,019,341,548.10 - Step 4: Simplify right side
1,854,687,368.26x = 2,609,035,221,243,772,416 - Step 5: Solve for x
x = 2,609,035,221,243,772,416/1,854,687,368.26 - Step 6: Final answer
x = 1,406,725,071.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.