Finding the Fourth Proportional to 559,873,302.30, 839,809,953.45 and 503,438,204.70
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Solution
The fourth proportional to 559,873,302.30, 839,809,953.45 and 503,438,204.70 is: 755,157,307.05
Step by Step Solution
- Step 1: Write the proportion equation
559,873,302.30 : 839,809,953.45 = 503,438,204.70 : x - Step 2: Convert to fraction form
559,873,302.30/839,809,953.45 = 503,438,204.70/x - Step 3: Cross multiply
559,873,302.30x = 839,809,953.45 × 503,438,204.70 - Step 4: Simplify right side
559,873,302.30x = 422,792,415,254,058,560 - Step 5: Solve for x
x = 422,792,415,254,058,560/559,873,302.30 - Step 6: Final answer
x = 755,157,307.05
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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.