Finding the Fourth Proportional to 107,258,782.90, 160,888,174.35 and 39,103,698.10
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Solution
The fourth proportional to 107,258,782.90, 160,888,174.35 and 39,103,698.10 is: 58,655,547.15
Step by Step Solution
- Step 1: Write the proportion equation
107,258,782.90 : 160,888,174.35 = 39,103,698.10 : x - Step 2: Convert to fraction form
107,258,782.90/160,888,174.35 = 39,103,698.10/x - Step 3: Cross multiply
107,258,782.90x = 160,888,174.35 × 39,103,698.10 - Step 4: Simplify right side
107,258,782.90x = 6,291,322,597,642,564 - Step 5: Solve for x
x = 6,291,322,597,642,564/107,258,782.90 - Step 6: Final answer
x = 58,655,547.15
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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.