Finding the Fourth Proportional to 4,860,719,311.59, 6,708,871,751.58 and 2,955,075,862.59
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Solution
The fourth proportional to 4,860,719,311.59, 6,708,871,751.58 and 2,955,075,862.59 is: 4,078,660,730.53
Step by Step Solution
- Step 1: Write the proportion equation
4,860,719,311.59 : 6,708,871,751.58 = 2,955,075,862.59 : x - Step 2: Convert to fraction form
4,860,719,311.59/6,708,871,751.58 = 2,955,075,862.59/x - Step 3: Cross multiply
4,860,719,311.59x = 6,708,871,751.58 × 2,955,075,862.59 - Step 4: Simplify right side
4,860,719,311.59x = 19,825,224,978,305,953,792 - Step 5: Solve for x
x = 19,825,224,978,305,953,792/4,860,719,311.59 - Step 6: Final answer
x = 4,078,660,730.53
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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.