Finding the Fourth Proportional to 1,700,795,506.20, 2,551,193,259.30 and 473,963,957.70
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Solution
The fourth proportional to 1,700,795,506.20, 2,551,193,259.30 and 473,963,957.70 is: 710,945,936.55
Step by Step Solution
- Step 1: Write the proportion equation
1,700,795,506.20 : 2,551,193,259.30 = 473,963,957.70 : x - Step 2: Convert to fraction form
1,700,795,506.20/2,551,193,259.30 = 473,963,957.70/x - Step 3: Cross multiply
1,700,795,506.20x = 2,551,193,259.30 × 473,963,957.70 - Step 4: Simplify right side
1,700,795,506.20x = 1,209,173,654,035,390,464 - Step 5: Solve for x
x = 1,209,173,654,035,390,464/1,700,795,506.20 - Step 6: Final answer
x = 710,945,936.55
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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.