Finding the Fourth Proportional to 2,871,730,252.90, 3,963,292,426.46 and 1,683,297,724.78
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Solution
The fourth proportional to 2,871,730,252.90, 3,963,292,426.46 and 1,683,297,724.78 is: 2,323,129,450.39
Step by Step Solution
- Step 1: Write the proportion equation
2,871,730,252.90 : 3,963,292,426.46 = 1,683,297,724.78 : x - Step 2: Convert to fraction form
2,871,730,252.90/3,963,292,426.46 = 1,683,297,724.78/x - Step 3: Cross multiply
2,871,730,252.90x = 3,963,292,426.46 × 1,683,297,724.78 - Step 4: Simplify right side
2,871,730,252.90x = 6,671,401,124,069,690,368 - Step 5: Solve for x
x = 6,671,401,124,069,690,368/2,871,730,252.90 - Step 6: Final answer
x = 2,323,129,450.39
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1.5x scale
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.