Finding the Fourth Proportional to 1,484,679,961.83, 2,227,306,722.80 and 564,484,752.75
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Solution
The fourth proportional to 1,484,679,961.83, 2,227,306,722.80 and 564,484,752.75 is: 846,836,164.72
Step by Step Solution
- Step 1: Write the proportion equation
1,484,679,961.83 : 2,227,306,722.80 = 564,484,752.75 : x - Step 2: Convert to fraction form
1,484,679,961.83/2,227,306,722.80 = 564,484,752.75/x - Step 3: Cross multiply
1,484,679,961.83x = 2,227,306,722.80 × 564,484,752.75 - Step 4: Simplify right side
1,484,679,961.83x = 1,257,280,684,715,348,480 - Step 5: Solve for x
x = 1,257,280,684,715,348,480/1,484,679,961.83 - Step 6: Final answer
x = 846,836,164.72
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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.