Finding the Fourth Proportional to 5,506,392,690, 7,598,823,005.61 and 3,000,266,401.68
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Solution
The fourth proportional to 5,506,392,690, 7,598,823,005.61 and 3,000,266,401.68 is: 4,140,368,230.08
Step by Step Solution
- Step 1: Write the proportion equation
5,506,392,690 : 7,598,823,005.61 = 3,000,266,401.68 : x - Step 2: Convert to fraction form
5,506,392,690/7,598,823,005.61 = 3,000,266,401.68/x - Step 3: Cross multiply
5,506,392,690x = 7,598,823,005.61 × 3,000,266,401.68 - Step 4: Simplify right side
5,506,392,690x = 22,798,493,356,044,713,984 - Step 5: Solve for x
x = 22,798,493,356,044,713,984/5,506,392,690 - Step 6: Final answer
x = 4,140,368,230.08
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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.