Finding the Fourth Proportional to 6,386,545,373.44, 8,813,339,774.56 and 3,567,193,394.08
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Solution
The fourth proportional to 6,386,545,373.44, 8,813,339,774.56 and 3,567,193,394.08 is: 4,922,675,027.78
Step by Step Solution
- Step 1: Write the proportion equation
6,386,545,373.44 : 8,813,339,774.56 = 3,567,193,394.08 : x - Step 2: Convert to fraction form
6,386,545,373.44/8,813,339,774.56 = 3,567,193,394.08/x - Step 3: Cross multiply
6,386,545,373.44x = 8,813,339,774.56 × 3,567,193,394.08 - Step 4: Simplify right side
6,386,545,373.44x = 31,438,887,423,592,947,712 - Step 5: Solve for x
x = 31,438,887,423,592,947,712/6,386,545,373.44 - Step 6: Final answer
x = 4,922,675,027.78
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Double scale
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1.5x scale
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.