Finding the Fourth Proportional to 592,609,122.05, 817,740,988.38 and 328,241,720.66
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Solution
The fourth proportional to 592,609,122.05, 817,740,988.38 and 328,241,720.66 is: 452,940,562.49
Step by Step Solution
- Step 1: Write the proportion equation
592,609,122.05 : 817,740,988.38 = 328,241,720.66 : x - Step 2: Convert to fraction form
592,609,122.05/817,740,988.38 = 328,241,720.66/x - Step 3: Cross multiply
592,609,122.05x = 817,740,988.38 × 328,241,720.66 - Step 4: Simplify right side
592,609,122.05x = 268,416,709,075,971,552 - Step 5: Solve for x
x = 268,416,709,075,971,552/592,609,122.05 - Step 6: Final answer
x = 452,940,562.49
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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.