Finding the Fourth Proportional to 983,957,293.28, 1,476,957,178.20 and 570,242,432
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Solution
The fourth proportional to 983,957,293.28, 1,476,957,178.20 and 570,242,432 is: 855,955,496.25
Step by Step Solution
- Step 1: Write the proportion equation
983,957,293.28 : 1,476,957,178.20 = 570,242,432 : x - Step 2: Convert to fraction form
983,957,293.28/1,476,957,178.20 = 570,242,432/x - Step 3: Cross multiply
983,957,293.28x = 1,476,957,178.20 × 570,242,432 - Step 4: Simplify right side
983,957,293.28x = 842,223,653,256,625,408 - Step 5: Solve for x
x = 842,223,653,256,625,408/983,957,293.28 - Step 6: Final answer
x = 855,955,496.25
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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.