Finding the Fourth Proportional to 2,871,730,369.08, 3,963,292,586.88 and 1,683,297,840.96
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Solution
The fourth proportional to 2,871,730,369.08, 3,963,292,586.88 and 1,683,297,840.96 is: 2,323,129,610.78
Step by Step Solution
- Step 1: Write the proportion equation
2,871,730,369.08 : 3,963,292,586.88 = 1,683,297,840.96 : x - Step 2: Convert to fraction form
2,871,730,369.08/3,963,292,586.88 = 1,683,297,840.96/x - Step 3: Cross multiply
2,871,730,369.08x = 3,963,292,586.88 × 1,683,297,840.96 - Step 4: Simplify right side
2,871,730,369.08x = 6,671,401,854,587,877,376 - Step 5: Solve for x
x = 6,671,401,854,587,877,376/2,871,730,369.08 - Step 6: Final answer
x = 2,323,129,610.78
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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.