Finding the Fourth Proportional to 3,103,765,312.29, 4,288,798,894.44 and 2,210,140,607.29
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Solution
The fourth proportional to 3,103,765,312.29, 4,288,798,894.44 and 2,210,140,607.29 is: 3,053,983,674.46
Step by Step Solution
- Step 1: Write the proportion equation
3,103,765,312.29 : 4,288,798,894.44 = 2,210,140,607.29 : x - Step 2: Convert to fraction form
3,103,765,312.29/4,288,798,894.44 = 2,210,140,607.29/x - Step 3: Cross multiply
3,103,765,312.29x = 4,288,798,894.44 × 2,210,140,607.29 - Step 4: Simplify right side
3,103,765,312.29x = 9,478,848,593,102,301,184 - Step 5: Solve for x
x = 9,478,848,593,102,301,184/3,103,765,312.29 - Step 6: Final answer
x = 3,053,983,674.46
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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.