Finding the Fourth Proportional to 1,679,620,043.90, 2,519,430,065.85 and 1,536,768,703.10
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Solution
The fourth proportional to 1,679,620,043.90, 2,519,430,065.85 and 1,536,768,703.10 is: 2,305,153,054.65
Step by Step Solution
- Step 1: Write the proportion equation
1,679,620,043.90 : 2,519,430,065.85 = 1,536,768,703.10 : x - Step 2: Convert to fraction form
1,679,620,043.90/2,519,430,065.85 = 1,536,768,703.10/x - Step 3: Cross multiply
1,679,620,043.90x = 2,519,430,065.85 × 1,536,768,703.10 - Step 4: Simplify right side
1,679,620,043.90x = 3,871,781,274,847,451,648 - Step 5: Solve for x
x = 3,871,781,274,847,451,648/1,679,620,043.90 - Step 6: Final answer
x = 2,305,153,054.65
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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.