Finding the Fourth Proportional to 2,422,385,258.88, 3,343,513,635.02 and 1,577,717,417.52
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Solution
The fourth proportional to 2,422,385,258.88, 3,343,513,635.02 and 1,577,717,417.52 is: 2,177,655,134.89
Step by Step Solution
- Step 1: Write the proportion equation
2,422,385,258.88 : 3,343,513,635.02 = 1,577,717,417.52 : x - Step 2: Convert to fraction form
2,422,385,258.88/3,343,513,635.02 = 1,577,717,417.52/x - Step 3: Cross multiply
2,422,385,258.88x = 3,343,513,635.02 × 1,577,717,417.52 - Step 4: Simplify right side
2,422,385,258.88x = 5,275,119,697,690,606,592 - Step 5: Solve for x
x = 5,275,119,697,690,606,592/2,422,385,258.88 - Step 6: Final answer
x = 2,177,655,134.89
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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.