Finding the Fourth Proportional to 2,636,787,145.22, 3,637,111,117.19 and 1,564,331,193.99
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Solution
The fourth proportional to 2,636,787,145.22, 3,637,111,117.19 and 1,564,331,193.99 is: 2,157,795,098.08
Step by Step Solution
- Step 1: Write the proportion equation
2,636,787,145.22 : 3,637,111,117.19 = 1,564,331,193.99 : x - Step 2: Convert to fraction form
2,636,787,145.22/3,637,111,117.19 = 1,564,331,193.99/x - Step 3: Cross multiply
2,636,787,145.22x = 3,637,111,117.19 × 1,564,331,193.99 - Step 4: Simplify right side
2,636,787,145.22x = 5,689,646,376,620,313,600 - Step 5: Solve for x
x = 5,689,646,376,620,313,600/2,636,787,145.22 - Step 6: Final answer
x = 2,157,795,098.08
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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.