Finding the Fourth Proportional to 653,248,750.01, 900,877,738.07 and 476,757,189.05
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Solution
The fourth proportional to 653,248,750.01, 900,877,738.07 and 476,757,189.05 is: 657,482,984.96
Step by Step Solution
- Step 1: Write the proportion equation
653,248,750.01 : 900,877,738.07 = 476,757,189.05 : x - Step 2: Convert to fraction form
653,248,750.01/900,877,738.07 = 476,757,189.05/x - Step 3: Cross multiply
653,248,750.01x = 900,877,738.07 × 476,757,189.05 - Step 4: Simplify right side
653,248,750.01x = 429,499,938,077,591,616 - Step 5: Solve for x
x = 429,499,938,077,591,616/653,248,750.01 - Step 6: Final answer
x = 657,482,984.96
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1.5x scale
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.