Finding the Fourth Proportional to 1,594,328,486.70, 2,391,492,730.05 and 559,293,995.10
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Solution
The fourth proportional to 1,594,328,486.70, 2,391,492,730.05 and 559,293,995.10 is: 838,940,992.65
Step by Step Solution
- Step 1: Write the proportion equation
1,594,328,486.70 : 2,391,492,730.05 = 559,293,995.10 : x - Step 2: Convert to fraction form
1,594,328,486.70/2,391,492,730.05 = 559,293,995.10/x - Step 3: Cross multiply
1,594,328,486.70x = 2,391,492,730.05 × 559,293,995.10 - Step 4: Simplify right side
1,594,328,486.70x = 1,337,547,523,242,270,464 - Step 5: Solve for x
x = 1,337,547,523,242,270,464/1,594,328,486.70 - Step 6: Final answer
x = 838,940,992.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.