Finding the Fourth Proportional to 159,563,124.30, 239,344,686.45 and 62,486,568.30
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Solution
The fourth proportional to 159,563,124.30, 239,344,686.45 and 62,486,568.30 is: 93,729,852.45
Step by Step Solution
- Step 1: Write the proportion equation
159,563,124.30 : 239,344,686.45 = 62,486,568.30 : x - Step 2: Convert to fraction form
159,563,124.30/239,344,686.45 = 62,486,568.30/x - Step 3: Cross multiply
159,563,124.30x = 239,344,686.45 × 62,486,568.30 - Step 4: Simplify right side
159,563,124.30x = 14,955,828,097,100,008 - Step 5: Solve for x
x = 14,955,828,097,100,008/159,563,124.30 - Step 6: Final answer
x = 93,729,852.45
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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.