Finding the Fourth Proportional to 752,961,507.73, 1,037,991,750.35 and 526,196,452.19
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Solution
The fourth proportional to 752,961,507.73, 1,037,991,750.35 and 526,196,452.19 is: 725,385,787.75
Step by Step Solution
- Step 1: Write the proportion equation
752,961,507.73 : 1,037,991,750.35 = 526,196,452.19 : x - Step 2: Convert to fraction form
752,961,507.73/1,037,991,750.35 = 526,196,452.19/x - Step 3: Cross multiply
752,961,507.73x = 1,037,991,750.35 × 526,196,452.19 - Step 4: Simplify right side
752,961,507.73x = 546,187,576,428,837,248 - Step 5: Solve for x
x = 546,187,576,428,837,248/752,961,507.73 - Step 6: Final answer
x = 725,385,787.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.