Finding the Fourth Proportional to 5,655,547,577.02, 7,804,367,210.20 and 3,115,174,857.61
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Solution
The fourth proportional to 5,655,547,577.02, 7,804,367,210.20 and 3,115,174,857.61 is: 4,298,782,422.33
Step by Step Solution
- Step 1: Write the proportion equation
5,655,547,577.02 : 7,804,367,210.20 = 3,115,174,857.61 : x - Step 2: Convert to fraction form
5,655,547,577.02/7,804,367,210.20 = 3,115,174,857.61/x - Step 3: Cross multiply
5,655,547,577.02x = 7,804,367,210.20 × 3,115,174,857.61 - Step 4: Simplify right side
5,655,547,577.02x = 24,311,968,512,770,936,832 - Step 5: Solve for x
x = 24,311,968,512,770,936,832/5,655,547,577.02 - Step 6: Final answer
x = 4,298,782,422.33
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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.