Finding the Fourth Proportional to 125,070,106.31, 172,596,763.08 and 69,319,126.10
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Solution
The fourth proportional to 125,070,106.31, 172,596,763.08 and 69,319,126.10 is: 95,660,403.09
Step by Step Solution
- Step 1: Write the proportion equation
125,070,106.31 : 172,596,763.08 = 69,319,126.10 : x - Step 2: Convert to fraction form
125,070,106.31/172,596,763.08 = 69,319,126.10/x - Step 3: Cross multiply
125,070,106.31x = 172,596,763.08 × 69,319,126.10 - Step 4: Simplify right side
125,070,106.31x = 11,964,256,784,565,890 - Step 5: Solve for x
x = 11,964,256,784,565,890/125,070,106.31 - Step 6: Final answer
x = 95,660,403.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.