Finding the Fourth Proportional to 153,009,602.84, 211,073,700.25 and 97,159,467.80
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Solution
The fourth proportional to 153,009,602.84, 211,073,700.25 and 97,159,467.80 is: 134,029,551.10
Step by Step Solution
- Step 1: Write the proportion equation
153,009,602.84 : 211,073,700.25 = 97,159,467.80 : x - Step 2: Convert to fraction form
153,009,602.84/211,073,700.25 = 97,159,467.80/x - Step 3: Cross multiply
153,009,602.84x = 211,073,700.25 × 97,159,467.80 - Step 4: Simplify right side
153,009,602.84x = 20,507,808,383,151,512 - Step 5: Solve for x
x = 20,507,808,383,151,512/153,009,602.84 - Step 6: Final answer
x = 134,029,551.10
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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.