Finding the Fourth Proportional to 2,078,336,215.71, 2,868,081,120.36 and 1,125,693,253.08
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Solution
The fourth proportional to 2,078,336,215.71, 2,868,081,120.36 and 1,125,693,253.08 is: 1,553,444,309.00
Step by Step Solution
- Step 1: Write the proportion equation
2,078,336,215.71 : 2,868,081,120.36 = 1,125,693,253.08 : x - Step 2: Convert to fraction form
2,078,336,215.71/2,868,081,120.36 = 1,125,693,253.08/x - Step 3: Cross multiply
2,078,336,215.71x = 2,868,081,120.36 × 1,125,693,253.08 - Step 4: Simplify right side
2,078,336,215.71x = 3,228,579,566,475,379,200 - Step 5: Solve for x
x = 3,228,579,566,475,379,200/2,078,336,215.71 - Step 6: Final answer
x = 1,553,444,309.00
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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.