Finding the Fourth Proportional to 1,597,021,890.96, 2,393,391,534.66 and 1,242,923,742.95
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Solution
The fourth proportional to 1,597,021,890.96, 2,393,391,534.66 and 1,242,923,742.95 is: 1,862,719,090.72
Step by Step Solution
- Step 1: Write the proportion equation
1,597,021,890.96 : 2,393,391,534.66 = 1,242,923,742.95 : x - Step 2: Convert to fraction form
1,597,021,890.96/2,393,391,534.66 = 1,242,923,742.95/x - Step 3: Cross multiply
1,597,021,890.96x = 2,393,391,534.66 × 1,242,923,742.95 - Step 4: Simplify right side
1,597,021,890.96x = 2,974,803,164,592,484,352 - Step 5: Solve for x
x = 2,974,803,164,592,484,352/1,597,021,890.96 - Step 6: Final answer
x = 1,862,719,090.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.