Finding the Fourth Proportional to 1,427,024,659.19, 2,139,844,950.90 and 837,007,699.19
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Solution
The fourth proportional to 1,427,024,659.19, 2,139,844,950.90 and 837,007,699.19 is: 1,255,105,640.56
Step by Step Solution
- Step 1: Write the proportion equation
1,427,024,659.19 : 2,139,844,950.90 = 837,007,699.19 : x - Step 2: Convert to fraction form
1,427,024,659.19/2,139,844,950.90 = 837,007,699.19/x - Step 3: Cross multiply
1,427,024,659.19x = 2,139,844,950.90 × 837,007,699.19 - Step 4: Simplify right side
1,427,024,659.19x = 1,791,066,698,965,448,192 - Step 5: Solve for x
x = 1,791,066,698,965,448,192/1,427,024,659.19 - Step 6: Final answer
x = 1,255,105,640.56
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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.