Finding the Fourth Proportional to 597,908,887.20, 896,863,330.80 and 540,513,259.20
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Solution
The fourth proportional to 597,908,887.20, 896,863,330.80 and 540,513,259.20 is: 810,769,888.80
Step by Step Solution
- Step 1: Write the proportion equation
597,908,887.20 : 896,863,330.80 = 540,513,259.20 : x - Step 2: Convert to fraction form
597,908,887.20/896,863,330.80 = 540,513,259.20/x - Step 3: Cross multiply
597,908,887.20x = 896,863,330.80 × 540,513,259.20 - Step 4: Simplify right side
597,908,887.20x = 484,766,521,987,675,776 - Step 5: Solve for x
x = 484,766,521,987,675,776/597,908,887.20 - Step 6: Final answer
x = 810,769,888.80
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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.