Finding the Fourth Proportional to 97,084,890.30, 145,627,335.45 and 25,281,306.30
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Solution
The fourth proportional to 97,084,890.30, 145,627,335.45 and 25,281,306.30 is: 37,921,959.45
Step by Step Solution
- Step 1: Write the proportion equation
97,084,890.30 : 145,627,335.45 = 25,281,306.30 : x - Step 2: Convert to fraction form
97,084,890.30/145,627,335.45 = 25,281,306.30/x - Step 3: Cross multiply
97,084,890.30x = 145,627,335.45 × 25,281,306.30 - Step 4: Simplify right side
97,084,890.30x = 3,681,649,273,164,298 - Step 5: Solve for x
x = 3,681,649,273,164,298/97,084,890.30 - Step 6: Final answer
x = 37,921,959.45
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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.