Finding the Fourth Proportional to 7,645,277,759,409, 10,550,487,540,391 and 4,129,576,815,219.90
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Solution
The fourth proportional to 7,645,277,759,409, 10,550,487,540,391 and 4,129,576,815,219.90 is: 5,698,818,291,126.82
Step by Step Solution
- Step 1: Write the proportion equation
7,645,277,759,409 : 10,550,487,540,391 = 4,129,576,815,219.90 : x - Step 2: Convert to fraction form
7,645,277,759,409/10,550,487,540,391 = 4,129,576,815,219.90/x - Step 3: Cross multiply
7,645,277,759,409x = 10,550,487,540,391 × 4,129,576,815,219.90 - Step 4: Simplify right side
7,645,277,759,409x = 43,569,048,736,065,098,918,920,192 - Step 5: Solve for x
x = 43,569,048,736,065,098,918,920,192/7,645,277,759,409 - Step 6: Final answer
x = 5,698,818,291,126.82
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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.