Finding the Fourth Proportional to 48,642,842,777.96, 72,975,266,307.84 and 26,258,110,661.63
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Solution
The fourth proportional to 48,642,842,777.96, 72,975,266,307.84 and 26,258,110,661.63 is: 39,393,105,107.36
Step by Step Solution
- Step 1: Write the proportion equation
48,642,842,777.96 : 72,975,266,307.84 = 26,258,110,661.63 : x - Step 2: Convert to fraction form
48,642,842,777.96/72,975,266,307.84 = 26,258,110,661.63/x - Step 3: Cross multiply
48,642,842,777.96x = 72,975,266,307.84 × 26,258,110,661.63 - Step 4: Simplify right side
48,642,842,777.96x = 1,916,192,618,272,817,152,000 - Step 5: Solve for x
x = 1,916,192,618,272,817,152,000/48,642,842,777.96 - Step 6: Final answer
x = 39,393,105,107.36
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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.