Finding the Fourth Proportional to 4,139,481,173,317.20, 6,203,671,506,619.60 and 3,221,658,808,145.60
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Solution
The fourth proportional to 4,139,481,173,317.20, 6,203,671,506,619.60 and 3,221,658,808,145.60 is: 4,828,168,583,292.99
Step by Step Solution
- Step 1: Write the proportion equation
4,139,481,173,317.20 : 6,203,671,506,619.60 = 3,221,658,808,145.60 : x - Step 2: Convert to fraction form
4,139,481,173,317.20/6,203,671,506,619.60 = 3,221,658,808,145.60/x - Step 3: Cross multiply
4,139,481,173,317.20x = 6,203,671,506,619.60 × 3,221,658,808,145.60 - Step 4: Simplify right side
4,139,481,173,317.20x = 19,986,112,952,142,917,634,359,296 - Step 5: Solve for x
x = 19,986,112,952,142,917,634,359,296/4,139,481,173,317.20 - Step 6: Final answer
x = 4,828,168,583,292.99
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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.