Finding the Fourth Proportional to 83,646,803,438.64, 125,507,257,226.76 and 43,843,118,767.68
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Solution
The fourth proportional to 83,646,803,438.64, 125,507,257,226.76 and 43,843,118,767.68 is: 65,784,098,836.90
Step by Step Solution
- Step 1: Write the proportion equation
83,646,803,438.64 : 125,507,257,226.76 = 43,843,118,767.68 : x - Step 2: Convert to fraction form
83,646,803,438.64/125,507,257,226.76 = 43,843,118,767.68/x - Step 3: Cross multiply
83,646,803,438.64x = 125,507,257,226.76 × 43,843,118,767.68 - Step 4: Simplify right side
83,646,803,438.64x = 5,502,629,584,798,601,969,664 - Step 5: Solve for x
x = 5,502,629,584,798,601,969,664/83,646,803,438.64 - Step 6: Final answer
x = 65,784,098,836.90
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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.