Finding the Fourth Proportional to 149,769,654.80, 224,654,482.20 and 97,813,533.20
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Solution
The fourth proportional to 149,769,654.80, 224,654,482.20 and 97,813,533.20 is: 146,720,299.80
Step by Step Solution
- Step 1: Write the proportion equation
149,769,654.80 : 224,654,482.20 = 97,813,533.20 : x - Step 2: Convert to fraction form
149,769,654.80/224,654,482.20 = 97,813,533.20/x - Step 3: Cross multiply
149,769,654.80x = 224,654,482.20 × 97,813,533.20 - Step 4: Simplify right side
149,769,654.80x = 21,974,248,653,198,508 - Step 5: Solve for x
x = 21,974,248,653,198,508/149,769,654.80 - Step 6: Final answer
x = 146,720,299.80
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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.