Finding the Fourth Proportional to 4,220,988,985.53, 6,331,537,362.33 and 1,115,544,798
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Solution
The fourth proportional to 4,220,988,985.53, 6,331,537,362.33 and 1,115,544,798 is: 1,673,331,437.75
Step by Step Solution
- Step 1: Write the proportion equation
4,220,988,985.53 : 6,331,537,362.33 = 1,115,544,798 : x - Step 2: Convert to fraction form
4,220,988,985.53/6,331,537,362.33 = 1,115,544,798/x - Step 3: Cross multiply
4,220,988,985.53x = 6,331,537,362.33 × 1,115,544,798 - Step 4: Simplify right side
4,220,988,985.53x = 7,063,113,567,889,872,896 - Step 5: Solve for x
x = 7,063,113,567,889,872,896/4,220,988,985.53 - Step 6: Final answer
x = 1,673,331,437.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.