Finding the Fourth Proportional to 1,878,756,171.52, 2,592,612,402.24 and 1,043,434,526.08
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Solution
The fourth proportional to 1,878,756,171.52, 2,592,612,402.24 and 1,043,434,526.08 is: 1,439,900,150.03
Step by Step Solution
- Step 1: Write the proportion equation
1,878,756,171.52 : 2,592,612,402.24 = 1,043,434,526.08 : x - Step 2: Convert to fraction form
1,878,756,171.52/2,592,612,402.24 = 1,043,434,526.08/x - Step 3: Cross multiply
1,878,756,171.52x = 2,592,612,402.24 × 1,043,434,526.08 - Step 4: Simplify right side
1,878,756,171.52x = 2,705,221,293,240,424,448 - Step 5: Solve for x
x = 2,705,221,293,240,424,448/1,878,756,171.52 - Step 6: Final answer
x = 1,439,900,150.03
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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.