Finding the Fourth Proportional to 61,291,118,501.70, 91,936,677,752.55 and 48,893,662,853.70
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Solution
The fourth proportional to 61,291,118,501.70, 91,936,677,752.55 and 48,893,662,853.70 is: 73,340,494,280.55
Step by Step Solution
- Step 1: Write the proportion equation
61,291,118,501.70 : 91,936,677,752.55 = 48,893,662,853.70 : x - Step 2: Convert to fraction form
61,291,118,501.70/91,936,677,752.55 = 48,893,662,853.70/x - Step 3: Cross multiply
61,291,118,501.70x = 91,936,677,752.55 × 48,893,662,853.70 - Step 4: Simplify right side
61,291,118,501.70x = 4,495,120,925,922,441,035,776 - Step 5: Solve for x
x = 4,495,120,925,922,441,035,776/61,291,118,501.70 - Step 6: Final answer
x = 73,340,494,280.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.