Finding the Fourth Proportional to 299,498,290.29, 448,949,828.46 and 208,430,560.53
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Solution
The fourth proportional to 299,498,290.29, 448,949,828.46 and 208,430,560.53 is: 312,438,726.46
Step by Step Solution
- Step 1: Write the proportion equation
299,498,290.29 : 448,949,828.46 = 208,430,560.53 : x - Step 2: Convert to fraction form
299,498,290.29/448,949,828.46 = 208,430,560.53/x - Step 3: Cross multiply
299,498,290.29x = 448,949,828.46 × 208,430,560.53 - Step 4: Simplify right side
299,498,290.29x = 93,574,864,395,765,136 - Step 5: Solve for x
x = 93,574,864,395,765,136/299,498,290.29 - Step 6: Final answer
x = 312,438,726.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.