Finding the Fourth Proportional to 93,239,101.80, 139,858,652.70 and 56,959,396.20
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Solution
The fourth proportional to 93,239,101.80, 139,858,652.70 and 56,959,396.20 is: 85,439,094.30
Step by Step Solution
- Step 1: Write the proportion equation
93,239,101.80 : 139,858,652.70 = 56,959,396.20 : x - Step 2: Convert to fraction form
93,239,101.80/139,858,652.70 = 56,959,396.20/x - Step 3: Cross multiply
93,239,101.80x = 139,858,652.70 × 56,959,396.20 - Step 4: Simplify right side
93,239,101.80x = 7,966,264,411,137,499 - Step 5: Solve for x
x = 7,966,264,411,137,499/93,239,101.80 - Step 6: Final answer
x = 85,439,094.30
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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.