Finding the Fourth Proportional to 559,872,743.30, 839,809,114.95 and 506,125,031.30
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Solution
The fourth proportional to 559,872,743.30, 839,809,114.95 and 506,125,031.30 is: 759,187,546.95
Step by Step Solution
- Step 1: Write the proportion equation
559,872,743.30 : 839,809,114.95 = 506,125,031.30 : x - Step 2: Convert to fraction form
559,872,743.30/839,809,114.95 = 506,125,031.30/x - Step 3: Cross multiply
559,872,743.30x = 839,809,114.95 × 506,125,031.30 - Step 4: Simplify right side
559,872,743.30x = 425,048,414,590,094,080 - Step 5: Solve for x
x = 425,048,414,590,094,080/559,872,743.30 - Step 6: Final answer
x = 759,187,546.95
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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.