Finding the Fourth Proportional to 8,616,158,737.14, 12,897,730,368.63 and 5,621,774,191.32
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Solution
The fourth proportional to 8,616,158,737.14, 12,897,730,368.63 and 5,621,774,191.32 is: 8,415,365,817.30
Step by Step Solution
- Step 1: Write the proportion equation
8,616,158,737.14 : 12,897,730,368.63 = 5,621,774,191.32 : x - Step 2: Convert to fraction form
8,616,158,737.14/12,897,730,368.63 = 5,621,774,191.32/x - Step 3: Cross multiply
8,616,158,737.14x = 12,897,730,368.63 × 5,621,774,191.32 - Step 4: Simplify right side
8,616,158,737.14x = 72,508,127,712,968,318,976 - Step 5: Solve for x
x = 72,508,127,712,968,318,976/8,616,158,737.14 - Step 6: Final answer
x = 8,415,365,817.30
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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.