Finding the Fourth Proportional to 700,932,410.99, 1,051,400,397.41 and 286,409,233.12
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Solution
The fourth proportional to 700,932,410.99, 1,051,400,397.41 and 286,409,233.12 is: 429,614,577.38
Step by Step Solution
- Step 1: Write the proportion equation
700,932,410.99 : 1,051,400,397.41 = 286,409,233.12 : x - Step 2: Convert to fraction form
700,932,410.99/1,051,400,397.41 = 286,409,233.12/x - Step 3: Cross multiply
700,932,410.99x = 1,051,400,397.41 × 286,409,233.12 - Step 4: Simplify right side
700,932,410.99x = 301,130,781,521,092,288 - Step 5: Solve for x
x = 301,130,781,521,092,288/700,932,410.99 - Step 6: Final answer
x = 429,614,577.38
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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.