Finding the Fourth Proportional to 1,769,600,404.85, 2,654,750,282.11 and 649,134,465.63
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Solution
The fourth proportional to 1,769,600,404.85, 2,654,750,282.11 and 649,134,465.63 is: 973,829,968.07
Step by Step Solution
- Step 1: Write the proportion equation
1,769,600,404.85 : 2,654,750,282.11 = 649,134,465.63 : x - Step 2: Convert to fraction form
1,769,600,404.85/2,654,750,282.11 = 649,134,465.63/x - Step 3: Cross multiply
1,769,600,404.85x = 2,654,750,282.11 × 649,134,465.63 - Step 4: Simplify right side
1,769,600,404.85x = 1,723,289,905,756,943,872 - Step 5: Solve for x
x = 1,723,289,905,756,943,872/1,769,600,404.85 - Step 6: Final answer
x = 973,829,968.07
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1.5x scale
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.