Finding the Fourth Proportional to 1,864,807,599.74, 2,573,421,396.26 and 1,018,034,922.09
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Solution
The fourth proportional to 1,864,807,599.74, 2,573,421,396.26 and 1,018,034,922.09 is: 1,404,881,045.64
Step by Step Solution
- Step 1: Write the proportion equation
1,864,807,599.74 : 2,573,421,396.26 = 1,018,034,922.09 : x - Step 2: Convert to fraction form
1,864,807,599.74/2,573,421,396.26 = 1,018,034,922.09/x - Step 3: Cross multiply
1,864,807,599.74x = 2,573,421,396.26 × 1,018,034,922.09 - Step 4: Simplify right side
1,864,807,599.74x = 2,619,832,850,633,421,312 - Step 5: Solve for x
x = 2,619,832,850,633,421,312/1,864,807,599.74 - Step 6: Final answer
x = 1,404,881,045.64
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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.