Finding the Fourth Proportional to 1,590,029,297.74, 2,385,530,698.29 and 814,224,257.74
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Solution
The fourth proportional to 1,590,029,297.74, 2,385,530,698.29 and 814,224,257.74 is: 1,221,585,643.04
Step by Step Solution
- Step 1: Write the proportion equation
1,590,029,297.74 : 2,385,530,698.29 = 814,224,257.74 : x - Step 2: Convert to fraction form
1,590,029,297.74/2,385,530,698.29 = 814,224,257.74/x - Step 3: Cross multiply
1,590,029,297.74x = 2,385,530,698.29 × 814,224,257.74 - Step 4: Simplify right side
1,590,029,297.74x = 1,942,356,962,131,159,040 - Step 5: Solve for x
x = 1,942,356,962,131,159,040/1,590,029,297.74 - Step 6: Final answer
x = 1,221,585,643.04
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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.