Finding the Fourth Proportional to 2,559,049,927.20, 3,838,574,890.80 and 2,122,843,154.40
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Solution
The fourth proportional to 2,559,049,927.20, 3,838,574,890.80 and 2,122,843,154.40 is: 3,184,264,731.60
Step by Step Solution
- Step 1: Write the proportion equation
2,559,049,927.20 : 3,838,574,890.80 = 2,122,843,154.40 : x - Step 2: Convert to fraction form
2,559,049,927.20/3,838,574,890.80 = 2,122,843,154.40/x - Step 3: Cross multiply
2,559,049,927.20x = 3,838,574,890.80 × 2,122,843,154.40 - Step 4: Simplify right side
2,559,049,927.20x = 8,148,692,429,586,508,800 - Step 5: Solve for x
x = 8,148,692,429,586,508,800/2,559,049,927.20 - Step 6: Final answer
x = 3,184,264,731.60
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1.5x scale
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.