Finding the Fourth Proportional to 7,268,837,115.60, 10,903,255,673.40 and 5,527,411,246.80
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Solution
The fourth proportional to 7,268,837,115.60, 10,903,255,673.40 and 5,527,411,246.80 is: 8,291,116,870.20
Step by Step Solution
- Step 1: Write the proportion equation
7,268,837,115.60 : 10,903,255,673.40 = 5,527,411,246.80 : x - Step 2: Convert to fraction form
7,268,837,115.60/10,903,255,673.40 = 5,527,411,246.80/x - Step 3: Cross multiply
7,268,837,115.60x = 10,903,255,673.40 × 5,527,411,246.80 - Step 4: Simplify right side
7,268,837,115.60x = 60,266,778,035,887,071,232 - Step 5: Solve for x
x = 60,266,778,035,887,071,232/7,268,837,115.60 - Step 6: Final answer
x = 8,291,116,870.20
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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.