Finding the Fourth Proportional to 1,530,118,642.66, 2,295,170,330.38 and 597,536,244.92
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Solution
The fourth proportional to 1,530,118,642.66, 2,295,170,330.38 and 597,536,244.92 is: 896,301,386.33
Step by Step Solution
- Step 1: Write the proportion equation
1,530,118,642.66 : 2,295,170,330.38 = 597,536,244.92 : x - Step 2: Convert to fraction form
1,530,118,642.66/2,295,170,330.38 = 597,536,244.92/x - Step 3: Cross multiply
1,530,118,642.66x = 2,295,170,330.38 × 597,536,244.92 - Step 4: Simplify right side
1,530,118,642.66x = 1,371,447,460,667,060,992 - Step 5: Solve for x
x = 1,371,447,460,667,060,992/1,530,118,642.66 - Step 6: Final answer
x = 896,301,386.33
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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.