Finding the Fourth Proportional to 529,737,444.16, 731,031,871.71 and 291,577,536.70
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Solution
The fourth proportional to 529,737,444.16, 731,031,871.71 and 291,577,536.70 is: 402,373,807.54
Step by Step Solution
- Step 1: Write the proportion equation
529,737,444.16 : 731,031,871.71 = 291,577,536.70 : x - Step 2: Convert to fraction form
529,737,444.16/731,031,871.71 = 291,577,536.70/x - Step 3: Cross multiply
529,737,444.16x = 731,031,871.71 × 291,577,536.70 - Step 4: Simplify right side
529,737,444.16x = 213,152,472,402,392,224 - Step 5: Solve for x
x = 213,152,472,402,392,224/529,737,444.16 - Step 6: Final answer
x = 402,373,807.54
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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.