Finding the Fourth Proportional to 1,975,759,952.04, 2,963,656,089.99 and 647,768,609.19
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Solution
The fourth proportional to 1,975,759,952.04, 2,963,656,089.99 and 647,768,609.19 is: 971,658,212.60
Step by Step Solution
- Step 1: Write the proportion equation
1,975,759,952.04 : 2,963,656,089.99 = 647,768,609.19 : x - Step 2: Convert to fraction form
1,975,759,952.04/2,963,656,089.99 = 647,768,609.19/x - Step 3: Cross multiply
1,975,759,952.04x = 2,963,656,089.99 × 647,768,609.19 - Step 4: Simplify right side
1,975,759,952.04x = 1,919,763,383,530,295,808 - Step 5: Solve for x
x = 1,919,763,383,530,295,808/1,975,759,952.04 - Step 6: Final answer
x = 971,658,212.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.