Finding the Fourth Proportional to 2,654,574,462.99, 3,663,320,154.80 and 1,448,926,595.60
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Solution
The fourth proportional to 2,654,574,462.99, 3,663,320,154.80 and 1,448,926,595.60 is: 1,999,522,738.75
Step by Step Solution
- Step 1: Write the proportion equation
2,654,574,462.99 : 3,663,320,154.80 = 1,448,926,595.60 : x - Step 2: Convert to fraction form
2,654,574,462.99/3,663,320,154.80 = 1,448,926,595.60/x - Step 3: Cross multiply
2,654,574,462.99x = 3,663,320,154.80 × 1,448,926,595.60 - Step 4: Simplify right side
2,654,574,462.99x = 5,307,882,000,461,668,352 - Step 5: Solve for x
x = 5,307,882,000,461,668,352/2,654,574,462.99 - Step 6: Final answer
x = 1,999,522,738.75
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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.