Finding the Fourth Proportional to 4,009,693,252.16, 5,532,927,913.68 and 2,225,621,900.36
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Solution
The fourth proportional to 4,009,693,252.16, 5,532,927,913.68 and 2,225,621,900.36 is: 3,071,109,125.66
Step by Step Solution
- Step 1: Write the proportion equation
4,009,693,252.16 : 5,532,927,913.68 = 2,225,621,900.36 : x - Step 2: Convert to fraction form
4,009,693,252.16/5,532,927,913.68 = 2,225,621,900.36/x - Step 3: Cross multiply
4,009,693,252.16x = 5,532,927,913.68 × 2,225,621,900.36 - Step 4: Simplify right side
4,009,693,252.16x = 12,314,205,537,799,372,800 - Step 5: Solve for x
x = 12,314,205,537,799,372,800/4,009,693,252.16 - Step 6: Final answer
x = 3,071,109,125.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.