Finding the Fourth Proportional to 4,547,073,179.39, 6,820,850,645.69 and 1,401,448,335.12
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Solution
The fourth proportional to 4,547,073,179.39, 6,820,850,645.69 and 1,401,448,335.12 is: 2,102,246,742.99
Step by Step Solution
- Step 1: Write the proportion equation
4,547,073,179.39 : 6,820,850,645.69 = 1,401,448,335.12 : x - Step 2: Convert to fraction form
4,547,073,179.39/6,820,850,645.69 = 1,401,448,335.12/x - Step 3: Cross multiply
4,547,073,179.39x = 6,820,850,645.69 × 1,401,448,335.12 - Step 4: Simplify right side
4,547,073,179.39x = 9,559,069,781,497,419,776 - Step 5: Solve for x
x = 9,559,069,781,497,419,776/4,547,073,179.39 - Step 6: Final answer
x = 2,102,246,742.99
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1.5x scale
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.