Finding the Fourth Proportional to 453,056,856.39, 624,864,224.61 and 294,338,130.75
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Solution
The fourth proportional to 453,056,856.39, 624,864,224.61 and 294,338,130.75 is: 405,956,482.61
Step by Step Solution
- Step 1: Write the proportion equation
453,056,856.39 : 624,864,224.61 = 294,338,130.75 : x - Step 2: Convert to fraction form
453,056,856.39/624,864,224.61 = 294,338,130.75/x - Step 3: Cross multiply
453,056,856.39x = 624,864,224.61 × 294,338,130.75 - Step 4: Simplify right side
453,056,856.39x = 183,921,367,844,255,552 - Step 5: Solve for x
x = 183,921,367,844,255,552/453,056,856.39 - Step 6: Final answer
x = 405,956,482.61
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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.