Finding the Fourth Proportional to 4,566,583,658.82, 6,849,888,257.64 and 1,419,258,490.08
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Solution
The fourth proportional to 4,566,583,658.82, 6,849,888,257.64 and 1,419,258,490.08 is: 2,128,891,703.75
Step by Step Solution
- Step 1: Write the proportion equation
4,566,583,658.82 : 6,849,888,257.64 = 1,419,258,490.08 : x - Step 2: Convert to fraction form
4,566,583,658.82/6,849,888,257.64 = 1,419,258,490.08/x - Step 3: Cross multiply
4,566,583,658.82x = 6,849,888,257.64 × 1,419,258,490.08 - Step 4: Simplify right side
4,566,583,658.82x = 9,721,762,065,754,867,712 - Step 5: Solve for x
x = 9,721,762,065,754,867,712/4,566,583,658.82 - Step 6: Final answer
x = 2,128,891,703.75
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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.