Finding the Fourth Proportional to 2,928,655,987.58, 4,041,794,520.06 and 1,658,722,882.70
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Solution
The fourth proportional to 2,928,655,987.58, 4,041,794,520.06 and 1,658,722,882.70 is: 2,289,178,751.63
Step by Step Solution
- Step 1: Write the proportion equation
2,928,655,987.58 : 4,041,794,520.06 = 1,658,722,882.70 : x - Step 2: Convert to fraction form
2,928,655,987.58/4,041,794,520.06 = 1,658,722,882.70/x - Step 3: Cross multiply
2,928,655,987.58x = 4,041,794,520.06 × 1,658,722,882.70 - Step 4: Simplify right side
2,928,655,987.58x = 6,704,217,057,594,986,496 - Step 5: Solve for x
x = 6,704,217,057,594,986,496/2,928,655,987.58 - Step 6: Final answer
x = 2,289,178,751.63
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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.