Finding the Fourth Proportional to 435,455,680.71, 600,928,574.45 and 239,885,392.71
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Solution
The fourth proportional to 435,455,680.71, 600,928,574.45 and 239,885,392.71 is: 331,041,695.99
Step by Step Solution
- Step 1: Write the proportion equation
435,455,680.71 : 600,928,574.45 = 239,885,392.71 : x - Step 2: Convert to fraction form
435,455,680.71/600,928,574.45 = 239,885,392.71/x - Step 3: Cross multiply
435,455,680.71x = 600,928,574.45 × 239,885,392.71 - Step 4: Simplify right side
435,455,680.71x = 144,153,987,072,598,752 - Step 5: Solve for x
x = 144,153,987,072,598,752/435,455,680.71 - Step 6: Final answer
x = 331,041,695.99
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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.