Finding the Fourth Proportional to 5,298,883,272.24, 7,312,507,274.88 and 2,920,106,559.84
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Solution
The fourth proportional to 5,298,883,272.24, 7,312,507,274.88 and 2,920,106,559.84 is: 4,029,773,702.34
Step by Step Solution
- Step 1: Write the proportion equation
5,298,883,272.24 : 7,312,507,274.88 = 2,920,106,559.84 : x - Step 2: Convert to fraction form
5,298,883,272.24/7,312,507,274.88 = 2,920,106,559.84/x - Step 3: Cross multiply
5,298,883,272.24x = 7,312,507,274.88 × 2,920,106,559.84 - Step 4: Simplify right side
5,298,883,272.24x = 21,353,300,462,254,813,184 - Step 5: Solve for x
x = 21,353,300,462,254,813,184/5,298,883,272.24 - Step 6: Final answer
x = 4,029,773,702.34
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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.