Finding the Fourth Proportional to 7,641,843,477,639.60, 11,464,375,313,129 and 2,478,285,869,926.20
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Solution
The fourth proportional to 7,641,843,477,639.60, 11,464,375,313,129 and 2,478,285,869,926.20 is: 3,717,950,966,830.61
Step by Step Solution
- Step 1: Write the proportion equation
7,641,843,477,639.60 : 11,464,375,313,129 = 2,478,285,869,926.20 : x - Step 2: Convert to fraction form
7,641,843,477,639.60/11,464,375,313,129 = 2,478,285,869,926.20/x - Step 3: Cross multiply
7,641,843,477,639.60x = 11,464,375,313,129 × 2,478,285,869,926.20 - Step 4: Simplify right side
7,641,843,477,639.60x = 28,411,999,346,058,355,948,912,640 - Step 5: Solve for x
x = 28,411,999,346,058,355,948,912,640/7,641,843,477,639.60 - Step 6: Final answer
x = 3,717,950,966,830.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.