Finding the Fourth Proportional to 1,062,332,275.40, 1,593,498,413.10 and 372,149,848.70
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Solution
The fourth proportional to 1,062,332,275.40, 1,593,498,413.10 and 372,149,848.70 is: 558,224,773.05
Step by Step Solution
- Step 1: Write the proportion equation
1,062,332,275.40 : 1,593,498,413.10 = 372,149,848.70 : x - Step 2: Convert to fraction form
1,062,332,275.40/1,593,498,413.10 = 372,149,848.70/x - Step 3: Cross multiply
1,062,332,275.40x = 1,593,498,413.10 × 372,149,848.70 - Step 4: Simplify right side
1,062,332,275.40x = 593,020,193,338,855,040 - Step 5: Solve for x
x = 593,020,193,338,855,040/1,062,332,275.40 - Step 6: Final answer
x = 558,224,773.05
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Double scale
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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.