Finding the Fourth Proportional to 1,864,807,599.24, 2,573,421,395.57 and 1,018,034,921.59
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Solution
The fourth proportional to 1,864,807,599.24, 2,573,421,395.57 and 1,018,034,921.59 is: 1,404,881,044.95
Step by Step Solution
- Step 1: Write the proportion equation
1,864,807,599.24 : 2,573,421,395.57 = 1,018,034,921.59 : x - Step 2: Convert to fraction form
1,864,807,599.24/2,573,421,395.57 = 1,018,034,921.59/x - Step 3: Cross multiply
1,864,807,599.24x = 2,573,421,395.57 × 1,018,034,921.59 - Step 4: Simplify right side
1,864,807,599.24x = 2,619,832,848,648,725,504 - Step 5: Solve for x
x = 2,619,832,848,648,725,504/1,864,807,599.24 - Step 6: Final answer
x = 1,404,881,044.95
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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.