Finding the Fourth Proportional to 4,098,963,836.95, 5,656,572,763.99 and 2,219,370,394.03
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Solution
The fourth proportional to 4,098,963,836.95, 5,656,572,763.99 and 2,219,370,394.03 is: 3,062,732,588.88
Step by Step Solution
- Step 1: Write the proportion equation
4,098,963,836.95 : 5,656,572,763.99 = 2,219,370,394.03 : x - Step 2: Convert to fraction form
4,098,963,836.95/5,656,572,763.99 = 2,219,370,394.03/x - Step 3: Cross multiply
4,098,963,836.95x = 5,656,572,763.99 × 2,219,370,394.03 - Step 4: Simplify right side
4,098,963,836.95x = 12,554,030,124,056,164,352 - Step 5: Solve for x
x = 12,554,030,124,056,164,352/4,098,963,836.95 - Step 6: Final answer
x = 3,062,732,588.88
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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.