Finding the Fourth Proportional to 7,695,896,157.94, 10,620,774,326.14 and 4,308,775,814.73
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Solution
The fourth proportional to 7,695,896,157.94, 10,620,774,326.14 and 4,308,775,814.73 is: 5,946,355,643.45
Step by Step Solution
- Step 1: Write the proportion equation
7,695,896,157.94 : 10,620,774,326.14 = 4,308,775,814.73 : x - Step 2: Convert to fraction form
7,695,896,157.94/10,620,774,326.14 = 4,308,775,814.73/x - Step 3: Cross multiply
7,695,896,157.94x = 10,620,774,326.14 × 4,308,775,814.73 - Step 4: Simplify right side
7,695,896,157.94x = 45,762,535,550,168,727,552 - Step 5: Solve for x
x = 45,762,535,550,168,727,552/7,695,896,157.94 - Step 6: Final answer
x = 5,946,355,643.45
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1.5x scale
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.