Finding the Fourth Proportional to 99,896,354.08, 149,841,109.62 and 42,351,569.44
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Solution
The fourth proportional to 99,896,354.08, 149,841,109.62 and 42,351,569.44 is: 63,525,903.60
Step by Step Solution
- Step 1: Write the proportion equation
99,896,354.08 : 149,841,109.62 = 42,351,569.44 : x - Step 2: Convert to fraction form
99,896,354.08/149,841,109.62 = 42,351,569.44/x - Step 3: Cross multiply
99,896,354.08x = 149,841,109.62 × 42,351,569.44 - Step 4: Simplify right side
99,896,354.08x = 6,346,006,159,038,082 - Step 5: Solve for x
x = 6,346,006,159,038,082/99,896,354.08 - Step 6: Final answer
x = 63,525,903.60
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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.