Finding the Fourth Proportional to 658,369,529.80, 987,554,294.70 and 597,903,353.80
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Solution
The fourth proportional to 658,369,529.80, 987,554,294.70 and 597,903,353.80 is: 896,855,030.70
Step by Step Solution
- Step 1: Write the proportion equation
658,369,529.80 : 987,554,294.70 = 597,903,353.80 : x - Step 2: Convert to fraction form
658,369,529.80/987,554,294.70 = 597,903,353.80/x - Step 3: Cross multiply
658,369,529.80x = 987,554,294.70 × 597,903,353.80 - Step 4: Simplify right side
658,369,529.80x = 590,462,024,860,723,584 - Step 5: Solve for x
x = 590,462,024,860,723,584/658,369,529.80 - Step 6: Final answer
x = 896,855,030.70
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1.5x scale
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.