Finding the Fourth Proportional to 1,506,304,126.80, 2,076,702,747.48 and 1,237,369,754.16
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Solution
The fourth proportional to 1,506,304,126.80, 2,076,702,747.48 and 1,237,369,754.16 is: 1,705,929,846.70
Step by Step Solution
- Step 1: Write the proportion equation
1,506,304,126.80 : 2,076,702,747.48 = 1,237,369,754.16 : x - Step 2: Convert to fraction form
1,506,304,126.80/2,076,702,747.48 = 1,237,369,754.16/x - Step 3: Cross multiply
1,506,304,126.80x = 2,076,702,747.48 × 1,237,369,754.16 - Step 4: Simplify right side
1,506,304,126.80x = 2,569,649,168,112,724,480 - Step 5: Solve for x
x = 2,569,649,168,112,724,480/1,506,304,126.80 - Step 6: Final answer
x = 1,705,929,846.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.