Finding the Fourth Proportional to 4,397,574,899.78, 6,068,657,272.14 and 2,390,410,034.42
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Solution
The fourth proportional to 4,397,574,899.78, 6,068,657,272.14 and 2,390,410,034.42 is: 3,298,767,973.12
Step by Step Solution
- Step 1: Write the proportion equation
4,397,574,899.78 : 6,068,657,272.14 = 2,390,410,034.42 : x - Step 2: Convert to fraction form
4,397,574,899.78/6,068,657,272.14 = 2,390,410,034.42/x - Step 3: Cross multiply
4,397,574,899.78x = 6,068,657,272.14 × 2,390,410,034.42 - Step 4: Simplify right side
4,397,574,899.78x = 14,506,579,238,779,361,280 - Step 5: Solve for x
x = 14,506,579,238,779,361,280/4,397,574,899.78 - Step 6: Final answer
x = 3,298,767,973.12
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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.