Finding the Fourth Proportional to 61,023,113,237.72, 84,213,720,873.24 and 33,555,272,931.08
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Solution
The fourth proportional to 61,023,113,237.72, 84,213,720,873.24 and 33,555,272,931.08 is: 46,307,279,955.30
Step by Step Solution
- Step 1: Write the proportion equation
61,023,113,237.72 : 84,213,720,873.24 = 33,555,272,931.08 : x - Step 2: Convert to fraction form
61,023,113,237.72/84,213,720,873.24 = 33,555,272,931.08/x - Step 3: Cross multiply
61,023,113,237.72x = 84,213,720,873.24 × 33,555,272,931.08 - Step 4: Simplify right side
61,023,113,237.72x = 2,825,814,388,443,357,118,464 - Step 5: Solve for x
x = 2,825,814,388,443,357,118,464/61,023,113,237.72 - Step 6: Final answer
x = 46,307,279,955.30
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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.