Finding the Fourth Proportional to 2,170,634,048.16, 3,257,290,307.20 and 1,005,885,437.28
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Solution
The fourth proportional to 2,170,634,048.16, 3,257,290,307.20 and 1,005,885,437.28 is: 1,509,448,765.80
Step by Step Solution
- Step 1: Write the proportion equation
2,170,634,048.16 : 3,257,290,307.20 = 1,005,885,437.28 : x - Step 2: Convert to fraction form
2,170,634,048.16/3,257,290,307.20 = 1,005,885,437.28/x - Step 3: Cross multiply
2,170,634,048.16x = 3,257,290,307.20 × 1,005,885,437.28 - Step 4: Simplify right side
2,170,634,048.16x = 3,276,460,885,005,777,408 - Step 5: Solve for x
x = 3,276,460,885,005,777,408/2,170,634,048.16 - Step 6: Final answer
x = 1,509,448,765.80
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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.