Finding the Fourth Proportional to 1,971,549,717,902, 2,720,736,547,235.70 and 1,104,460,599,638.70
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Solution
The fourth proportional to 1,971,549,717,902, 2,720,736,547,235.70 and 1,104,460,599,638.70 is: 1,524,154,471,547.66
Step by Step Solution
- Step 1: Write the proportion equation
1,971,549,717,902 : 2,720,736,547,235.70 = 1,104,460,599,638.70 : x - Step 2: Convert to fraction form
1,971,549,717,902/2,720,736,547,235.70 = 1,104,460,599,638.70/x - Step 3: Cross multiply
1,971,549,717,902x = 2,720,736,547,235.70 × 1,104,460,599,638.70 - Step 4: Simplify right side
1,971,549,717,902x = 3,004,946,318,418,867,296,141,312 - Step 5: Solve for x
x = 3,004,946,318,418,867,296,141,312/1,971,549,717,902 - Step 6: Final answer
x = 1,524,154,471,547.66
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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.