Finding the Fourth Proportional to 5,650,409,246.18, 7,798,948,671.80 and 4,377,732,939.81
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Solution
The fourth proportional to 5,650,409,246.18, 7,798,948,671.80 and 4,377,732,939.81 is: 6,042,343,662.02
Step by Step Solution
- Step 1: Write the proportion equation
5,650,409,246.18 : 7,798,948,671.80 = 4,377,732,939.81 : x - Step 2: Convert to fraction form
5,650,409,246.18/7,798,948,671.80 = 4,377,732,939.81/x - Step 3: Cross multiply
5,650,409,246.18x = 7,798,948,671.80 × 4,377,732,939.81 - Step 4: Simplify right side
5,650,409,246.18x = 34,141,714,496,436,817,920 - Step 5: Solve for x
x = 34,141,714,496,436,817,920/5,650,409,246.18 - Step 6: Final answer
x = 6,042,343,662.02
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1.5x scale
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.