Finding the Fourth Proportional to 292,616,024.64, 439,187,176.80 and 156,417,829.44
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Solution
The fourth proportional to 292,616,024.64, 439,187,176.80 and 156,417,829.44 is: 234,767,405.50
Step by Step Solution
- Step 1: Write the proportion equation
292,616,024.64 : 439,187,176.80 = 156,417,829.44 : x - Step 2: Convert to fraction form
292,616,024.64/439,187,176.80 = 156,417,829.44/x - Step 3: Cross multiply
292,616,024.64x = 439,187,176.80 × 156,417,829.44 - Step 4: Simplify right side
292,616,024.64x = 68,696,704,912,937,528 - Step 5: Solve for x
x = 68,696,704,912,937,528/292,616,024.64 - Step 6: Final answer
x = 234,767,405.50
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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.