Finding the Fourth Proportional to 4,944,732,350.40, 7,417,098,525.60 and 1,838,672,281.80
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Solution
The fourth proportional to 4,944,732,350.40, 7,417,098,525.60 and 1,838,672,281.80 is: 2,758,008,422.70
Step by Step Solution
- Step 1: Write the proportion equation
4,944,732,350.40 : 7,417,098,525.60 = 1,838,672,281.80 : x - Step 2: Convert to fraction form
4,944,732,350.40/7,417,098,525.60 = 1,838,672,281.80/x - Step 3: Cross multiply
4,944,732,350.40x = 7,417,098,525.60 × 1,838,672,281.80 - Step 4: Simplify right side
4,944,732,350.40x = 13,637,613,470,400,368,640 - Step 5: Solve for x
x = 13,637,613,470,400,368,640/4,944,732,350.40 - Step 6: Final answer
x = 2,758,008,422.70
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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.