Finding the Fourth Proportional to 847,582,811.55, 1,169,729,726.54 and 508,504,001.99
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Solution
The fourth proportional to 847,582,811.55, 1,169,729,726.54 and 508,504,001.99 is: 701,774,787.17
Step by Step Solution
- Step 1: Write the proportion equation
847,582,811.55 : 1,169,729,726.54 = 508,504,001.99 : x - Step 2: Convert to fraction form
847,582,811.55/1,169,729,726.54 = 508,504,001.99/x - Step 3: Cross multiply
847,582,811.55x = 1,169,729,726.54 × 508,504,001.99 - Step 4: Simplify right side
847,582,811.55x = 594,812,247,183,867,264 - Step 5: Solve for x
x = 594,812,247,183,867,264/847,582,811.55 - Step 6: Final answer
x = 701,774,787.17
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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.