Finding the Fourth Proportional to 7,855,263,369,298, 10,838,691,258,487 and 4,386,348,738,354.40
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Solution
The fourth proportional to 7,855,263,369,298, 10,838,691,258,487 and 4,386,348,738,354.40 is: 6,052,283,353,463.94
Step by Step Solution
- Step 1: Write the proportion equation
7,855,263,369,298 : 10,838,691,258,487 = 4,386,348,738,354.40 : x - Step 2: Convert to fraction form
7,855,263,369,298/10,838,691,258,487 = 4,386,348,738,354.40/x - Step 3: Cross multiply
7,855,263,369,298x = 10,838,691,258,487 × 4,386,348,738,354.40 - Step 4: Simplify right side
7,855,263,369,298x = 47,542,279,727,077,312,574,783,488 - Step 5: Solve for x
x = 47,542,279,727,077,312,574,783,488/7,855,263,369,298 - Step 6: Final answer
x = 6,052,283,353,463.94
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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.