Finding the Fourth Proportional to 306,829,115.10, 423,319,150.35 and 174,637,037.34
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Solution
The fourth proportional to 306,829,115.10, 423,319,150.35 and 174,637,037.34 is: 240,939,332.77
Step by Step Solution
- Step 1: Write the proportion equation
306,829,115.10 : 423,319,150.35 = 174,637,037.34 : x - Step 2: Convert to fraction form
306,829,115.10/423,319,150.35 = 174,637,037.34/x - Step 3: Cross multiply
306,829,115.10x = 423,319,150.35 × 174,637,037.34 - Step 4: Simplify right side
306,829,115.10x = 73,927,202,266,410,032 - Step 5: Solve for x
x = 73,927,202,266,410,032/306,829,115.10 - Step 6: Final answer
x = 240,939,332.77
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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.