Finding the Fourth Proportional to 1,417,186,985.10, 2,125,780,477.65 and 1,365,530,919.90
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Solution
The fourth proportional to 1,417,186,985.10, 2,125,780,477.65 and 1,365,530,919.90 is: 2,048,296,379.85
Step by Step Solution
- Step 1: Write the proportion equation
1,417,186,985.10 : 2,125,780,477.65 = 1,365,530,919.90 : x - Step 2: Convert to fraction form
1,417,186,985.10/2,125,780,477.65 = 1,365,530,919.90/x - Step 3: Cross multiply
1,417,186,985.10x = 2,125,780,477.65 × 1,365,530,919.90 - Step 4: Simplify right side
1,417,186,985.10x = 2,902,818,971,150,866,432 - Step 5: Solve for x
x = 2,902,818,971,150,866,432/1,417,186,985.10 - Step 6: Final answer
x = 2,048,296,379.85
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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.