Finding the Fourth Proportional to 6,521,634,118.60, 9,782,451,177.90 and 1,614,307,924.60
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Solution
The fourth proportional to 6,521,634,118.60, 9,782,451,177.90 and 1,614,307,924.60 is: 2,421,461,886.90
Step by Step Solution
- Step 1: Write the proportion equation
6,521,634,118.60 : 9,782,451,177.90 = 1,614,307,924.60 : x - Step 2: Convert to fraction form
6,521,634,118.60/9,782,451,177.90 = 1,614,307,924.60/x - Step 3: Cross multiply
6,521,634,118.60x = 9,782,451,177.90 × 1,614,307,924.60 - Step 4: Simplify right side
6,521,634,118.60x = 15,791,888,458,496,573,440 - Step 5: Solve for x
x = 15,791,888,458,496,573,440/6,521,634,118.60 - Step 6: Final answer
x = 2,421,461,886.90
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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.